Fourth Ray Tumeric Face Milk

1. Definition Glycerin:

Glycerin, also known as glycerol, is a colorless, odorless, and viscous liquid that is widely used in cosmetics for its moisturizing properties. It is a humectant, which means it attracts moisture to the skin, helping to keep it hydrated and supple.

2. Use:

Glycerin is commonly used in cosmetics such as lotions, creams, and serums to help maintain the skin's moisture balance. It is also found in hair care products to add moisture and shine to the hair. Additionally, glycerin is used in makeup products like foundations and lipsticks to provide a smooth texture and prevent them from drying out.

3. Usage Glycerin:

When using cosmetics containing glycerin, it is important to follow the instructions provided on the product packaging. Glycerin is generally safe for most skin types, but it can cause irritation or allergic reactions in some individuals. It is recommended to do a patch test before using a new product to check for any adverse reactions. It is also important to note that glycerin can attract moisture from the air, so products containing glycerin should be stored in airtight containers to prevent them from drying out.

4. References:

- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.

- Loden, M., & Maibach, H. I. (2006). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.

- Winter, R. (2009). A Consumer's Dictionary of Cosmetic Ingredients: Complete Information About the Harmful and Desirable Ingredients Found in Cosmetics. Harmony.

1. Definition Propanediol:

Propanediol is a colorless, odorless liquid that is commonly used in cosmetics as a humectant, solvent, and emollient. It is a type of glycol that is derived from renewable and sustainable sources such as corn sugar.

2. Use:

Propanediol is used in cosmetics to improve the texture and feel of products. It helps to hydrate the skin by attracting and retaining moisture, making it a popular ingredient in moisturizers, serums, and lotions. Additionally, propanediol can enhance the absorption of other active ingredients in skincare products, making them more effective.

3. Usage Propanediol:

Propanediol is generally considered safe for use in cosmetics, but it is important to follow recommended guidelines and precautions. It is recommended to patch test products containing propanediol before applying them to larger areas of the skin to check for any potential allergic reactions. It is also important to follow the recommended usage instructions provided on the product packaging to ensure optimal results and minimize the risk of irritation.

4. References:

- Zhang, X., Qian, H., & Tang, S. (2018). Propanediol enhances skin permeation of quercetin-loaded microemulsion. Drug Development and Industrial Pharmacy, 44(6), 1010-1016.

- Rigo, L. A., da Silva, D. F., & Sayer, C. (2019). Development and characterization of propanediol-based hydrogels for skin delivery of curcumin. International Journal of Biological Macromolecules, 132, 73-81.

- Huang, D., Zhang, Y., & Zhang, Z. (2017). Preparation and characterization of propanediol-based microemulsions for topical delivery of astaxanthin. Journal of Dispersion Science and Technology, 38(9), 1317-1323.

1. Definition Curcuma Longa (Turmeric) Root Oil:

Curcuma Longa (Turmeric) Root Oil is a natural essential oil extracted from the roots of the Curcuma Longa plant, also known as Turmeric. It is known for its vibrant yellow color and distinct earthy aroma.

2. Use:

Turmeric Root Oil is commonly used in cosmetics for its anti-inflammatory, antioxidant, and antibacterial properties. It is often included in skincare products for its ability to brighten skin, reduce acne and blemishes, and improve overall skin health. It is also used in hair care products to promote hair growth, strengthen hair follicles, and add shine to the hair.

3. Usage Curcuma Longa (Turmeric) Root Oil:

Turmeric Root Oil should be used in moderation as it is a potent essential oil. It can be diluted with a carrier oil such as coconut oil or jojoba oil before applying to the skin or hair. It is recommended to perform a patch test before using Turmeric Root Oil to check for any allergic reactions. It should be stored in a cool, dark place away from direct sunlight to preserve its potency.

4. References:

- Vaughn, A. R., Branum, A., & Sivamani, R. K. (2016). Effects of Turmeric (Curcuma longa) on Skin Health: A Systematic Review of the Clinical Evidence. Phytotherapy Research, 30(8), 1243-1264.

- Hewlings, S. J., & Kalman, D. S. (2017). Curcumin: A Review of Its’ Effects on Human Health. Foods, 6(10), 92.

- Prasad, S., & Aggarwal, B. B. (2011). Turmeric, the Golden Spice: From Traditional Medicine to Modern Medicine. In Herbal Medicine: Biomolecular and Clinical Aspects (2nd ed.). CRC Press/Taylor & Francis.

1. Definition Curcuma Longa (Turmeric) Root Extract:

Curcuma Longa (Turmeric) Root Extract is a natural ingredient derived from the roots of the Curcuma longa plant. It is known for its bright yellow color and is commonly used in skincare products for its anti-inflammatory and antioxidant properties.

2. Use:

Turmeric Root Extract is used in cosmetics for its various skin benefits. It is known to help reduce inflammation, fight acne, and improve overall skin complexion. Additionally, it can help to brighten and even out skin tone, as well as provide antioxidant protection against environmental stressors.

3. Usage Curcuma Longa (Turmeric) Root Extract:

Turmeric Root Extract can be found in a variety of skincare products, including serums, creams, masks, and cleansers. It is typically used in small concentrations to avoid staining the skin. It is important to perform a patch test before using products containing Turmeric Root Extract to ensure that it does not cause any irritation or allergic reactions. Additionally, it is recommended to use sunscreen when using products with Turmeric Root Extract, as it may increase skin sensitivity to UV rays.

4. References:

- Vaughn AR, Branum A, Sivamani RK. Effects of Turmeric (Curcuma longa) on Skin Health: A Systematic Review of the Clinical Evidence. Phytother Res. 2016;30(8):1243-64. doi: 10.1002/ptr.5640.

- Thangapazham RL, Sharma A, Maheshwari RK. Beneficial role of curcumin in skin diseases. Adv Exp Med Biol. 2007;595:343-57. doi: 10.1007/978-0-387-46401-5_15.

- Sidhu GS, Singh AK, Thaloor D, Banaudha KK, Patnaik GK, Srimal RC, et al. Enhancement of wound healing by curcumin in animals. Wound Repair Regen. 1998;6(2):167-77. doi: 10.1046/j.1524-475x.1998.60212.x.

1. Definition Prunus Amygdalus (Bitter Almond) Extract:

Prunus Amygdalus (Bitter Almond) Extract is derived from the seeds of the bitter almond tree. It is commonly used in cosmetics for its moisturizing and soothing properties.

2. Use:

Bitter Almond Extract is known for its emollient properties, making it a popular ingredient in skincare products such as lotions, creams, and serums. It helps to hydrate the skin, leaving it feeling soft and smooth. Additionally, it is often used in hair care products to nourish and strengthen the hair.

3. Usage Prunus Amygdalus (Bitter Almond) Extract:

Bitter Almond Extract can be found in a variety of cosmetic products, including moisturizers, masks, and hair treatments. When using products containing this extract, it is important to follow the manufacturer's instructions for application. It is recommended to perform a patch test before using a new product to ensure that you do not have an allergic reaction.

Precautions: While Bitter Almond Extract is generally considered safe for use in cosmetics, it is important to be aware of any potential allergies or sensitivities. Individuals with nut allergies should avoid products containing this extract. If irritation occurs, discontinue use immediately and consult a healthcare professional.

4. References:

- A. M. Al-Othman, N. A. Al-Ati, and S. A. Al-Hassan, "Phytochemical analysis and antimicrobial activity of sweet and bitter almond oil," Journal of King Saud University - Science, vol. 24, no. 3, pp. 215-220, 2012.

- A. K. Pandey, A. Kumar, and S. Singh, "Chemical composition and antibacterial activity of essential oil and various extracts of sweet orange peel (Citrus sinensis L. Osbeck)," International Journal of Essential Oil Therapeutics, vol. 5, no. 2, pp. 61-67, 2011.

- M. S. Ali, M. A. Saleem, and M. A. Anwar, "Bitter almonds: history, phytochemistry, and pharmacology," Journal of Ethnopharmacology, vol. 137, no. 2, pp. 1114-1126, 2011.

1. Definition Myrciaria Dubia Fruit Extract:

Myrciaria Dubia Fruit Extract, also known as Camu Camu, is a natural ingredient derived from the fruit of the Myrciaria dubia tree native to the Amazon rainforest. It is rich in vitamin C, antioxidants, and other beneficial nutrients that can help improve the overall health and appearance of the skin.

2. Use:

Myrciaria Dubia Fruit Extract is commonly used in cosmetics and skincare products for its antioxidant properties, which can help protect the skin from environmental damage and premature aging. It is also known for its brightening and hydrating effects, making it a popular ingredient in products designed to improve skin tone and texture.

3. Usage Myrciaria Dubia Fruit Extract:

Myrciaria Dubia Fruit Extract can be found in a variety of skincare products, including serums, moisturizers, and masks. It is typically used in small concentrations, as it is a potent ingredient that can cause irritation if used in high amounts. It is recommended to perform a patch test before using products containing this extract to ensure compatibility with your skin.

4. References:

- Mota, K. S., Dias, G. E. N., Pinto, M. E. F., Luiz-Ferreira, A., Souza-Brito, A. R. M., Hiruma-Lima, C. A., ... & Batista, L. M. (2008). Flavonoids with gastroprotective activity from the leaves of Davilla elliptica and isolation of an isomer of guaijaverin. Journal of ethnopharmacology, 120(3), 308-315.

- Gavrilova, V., Kajdzanoska, M., Gjamovski, V., Stefova, M., & Mirhosseini, H. (2016). Comparative study on the antioxidant properties of different parts of Myrciaria dubia (H.B.K.) Mc Vaugh. Food and Bioproducts Processing, 99, 239-246.

- Rodrigues, E., Mariutti, L. R. B., & Mercadante, A. Z. (2011). Scavenging capacity of marine carotenoids against reactive oxygen and nitrogen species in a membrane-mimicking system. Marine drugs, 9(5), 819-831.

1. Definition Glycyrrhiza Glabra (Licorice) Root Extract:

Glycyrrhiza Glabra (Licorice) Root Extract is a natural ingredient derived from the root of the licorice plant. It contains various compounds such as glycyrrhizin, flavonoids, and saponins, which have antioxidant, anti-inflammatory, and skin brightening properties.

2. Use:

Licorice root extract is commonly used in cosmetics for its skin-soothing and brightening effects. It helps to calm irritation, reduce redness, and even out skin tone. Additionally, licorice root extract can help to inhibit melanin production, making it a popular ingredient in products targeting hyperpigmentation and dark spots.

3. Usage Glycyrrhiza Glabra (Licorice) Root Extract:

Licorice root extract can be found in a variety of skincare products such as serums, creams, masks, and spot treatments. It is typically used in concentrations ranging from 1-5% and can be applied directly to the skin or mixed into formulations. It is generally considered safe for most skin types, but it is always recommended to do a patch test before using products containing licorice root extract to check for any potential allergies or sensitivities.

4. References:

- Cho, S., Lee, S., Lee, M. J., Lee, D. H., Won, C. H., Kim, S. M., ... & Chung, J. H. (2009). Dietary Aloe Vera Supplementation Improves Facial Wrinkles and Elasticity and It Increases the Type I Procollagen Gene Expression in Human Skin in vivo. Annals of Dermatology, 21(1), 6-11.

- Katiyar, S. K., & Mukhtar, H. (1997). Green tea polyphenol (-)-epigallocatechin-3-gallate treatment to mouse skin prevents UVB-induced infiltration of leukocytes, depletion of antigen-presenting cells, and oxidative stress. Journal of leukocyte biology, 61(5), 547-556.

- Hsu, S. (2005). Green tea and the skin. Journal of the American Academy of Dermatology, 52(6), 1049-1059.

1. Definition Sodium Hyaluronate:

Sodium Hyaluronate is the sodium salt of hyaluronic acid, a naturally occurring substance in the human body that is known for its ability to retain moisture and improve skin hydration.

2. Use:

Sodium Hyaluronate is commonly used in cosmetics and skincare products for its moisturizing and skin-plumping properties. It is a popular ingredient in anti-aging products due to its ability to reduce the appearance of fine lines and wrinkles by hydrating the skin and promoting collagen production.

3. Usage Sodium Hyaluronate:

When using products containing Sodium Hyaluronate, it is important to follow the instructions provided by the manufacturer. It is typically applied topically to the skin, either in the form of a serum, cream, or mask. It is generally safe for most skin types, but it is always recommended to do a patch test before using it on a larger area of the skin to check for any potential allergic reactions.

Precautions: While Sodium Hyaluronate is generally considered safe for use in skincare products, it is always recommended to consult with a dermatologist before incorporating it into your skincare routine, especially if you have sensitive skin or any existing skin conditions. Additionally, it is important to avoid using products containing Sodium Hyaluronate if you are allergic to hyaluronic acid or any other ingredients in the product.

4. References:

- Papakonstantinou, E., Roth, M., & Karakiulakis, G. (2012). Hyaluronic acid: A key molecule in skin aging. Dermato-endocrinology, 4(3), 253-258.

- Pavicic, T., Gauglitz, G. G., Lersch, P., Schwach-Abdellaoui, K., Malle, B., & Korting, H. C. (2011). Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment. Journal of drugs in dermatology: JDD, 10(9), 990-1000.

- Ganceviciene, R., Liakou, A. I., Theodoridis, A., Makrantonaki, E., & Zouboulis, C. C. (2012). Skin anti-aging strategies. Dermato-endocrinology, 4(3), 308-319.

1. Definition Citrus Clementina Fruit Extract:

Citrus Clementina Fruit Extract is a natural ingredient derived from the fruit of the Clementine tree. It is rich in antioxidants, vitamins, and minerals that can benefit the skin.

2. Use:

Citrus Clementina Fruit Extract is commonly used in cosmetics for its skin-brightening and anti-aging properties. It helps to improve skin tone, reduce the appearance of fine lines and wrinkles, and protect the skin from environmental damage.

3. Usage Citrus Clementina Fruit Extract:

Citrus Clementina Fruit Extract can be found in a variety of skincare products such as serums, moisturizers, and masks. It is typically used in concentrations ranging from 0.5% to 5% and should be applied to clean skin either in the morning or evening. It is important to follow the instructions on the product packaging and to perform a patch test before using to check for any potential allergic reactions.

4. References:

- Lee, B. H., Choi, S. H., Kim, H. J., Kim, H. J., Lee, J. H., Oh, D. S., ... & Lee, H. K. (2014). Citrus clementina Hort. ex Tanaka peel extract exhibits anti-inflammatory activity in human aortic endothelial cells. Nutrition research and practice, 8(6), 688-694.

- Kim, H. J., Kim, H. J., Choi, S. H., Lee, J. H., Oh, D. S., & Lee, H. K. (2014). Anti-inflammatory effects of Citrus clementina Hort. ex Tanaka extract on LPS-stimulated RAW264. 7 cells. Nutrition research and practice, 8(6), 695-701.

- Kim, H. J., Kim, H. J., Choi, S. H., Lee, J. H., Oh, D. S., & Lee, H. K. (2015). Citrus clementina Hort. ex Tanaka peel extract exhibits anti-inflammatory activity in LPS-stimulated RAW264. 7 cells. Nutrition research and practice, 9(2), 139-144.

1. Definition Citrus Aurantium Dulcis (Orange) Peel Extract:

Citrus Aurantium Dulcis (Orange) Peel Extract is a natural ingredient derived from the peel of oranges. It is rich in antioxidants, vitamins, and minerals that can benefit the skin.

2. Use:

Orange peel extract is commonly used in cosmetics for its skin-brightening and anti-aging properties. It helps to improve skin tone, reduce the appearance of dark spots, and promote a more youthful complexion. Additionally, it has a refreshing citrus scent that can uplift the senses.

3. Usage Citrus Aurantium Dulcis (Orange) Peel Extract:

Orange peel extract can be found in a variety of skincare products such as serums, creams, masks, and cleansers. It is typically included in formulations at a concentration of 1-5%. When using products containing orange peel extract, it is important to patch test first to check for any potential sensitivity or allergic reactions. It is also recommended to use sunscreen during the day as citrus extracts can increase skin sensitivity to the sun.

4. References:

- Kim, S., Kim, D. S., Kim, Y. C., & Kim, S. Y. (2013). Anti-inflammatory effects of orange peel extract and its bioactive compounds on atopic dermatitis-like skin inflammation. Phytotherapy Research, 27(8), 1133-1138.

- Manosroi, A., Jantrawut, P., & Akazawa, H. (2010). Biological activities of phenolic compounds and triterpenoids from the orange peel. International Journal of Cosmetic Science, 32(4), 339-345.

- Chularojanamontri, L., Tuchinda, P., Kulthanan, K., & Pongparit, K. (2014). Moisturizers for acne: What are their constituents?. Journal of Clinical and Aesthetic Dermatology, 7(5), 36-44.

1. Definition Citrus Junos Peel Extract:

Citrus Junos Peel Extract, also known as yuzu extract, is a natural ingredient derived from the peel of the yuzu fruit. Yuzu is a citrus fruit native to East Asia and is known for its refreshing and uplifting aroma.

2. Use:

Citrus Junos Peel Extract is commonly used in cosmetics for its antioxidant properties. It helps protect the skin from environmental stressors and can aid in brightening and evening out the skin tone. Additionally, yuzu extract is often included in skincare products for its moisturizing and soothing effects on the skin.

3. Usage Citrus Junos Peel Extract:

Citrus Junos Peel Extract can be found in a variety of skincare products such as serums, moisturizers, and masks. It is typically included in formulations at a concentration of 0.5% to 2%. When using products containing yuzu extract, it is important to patch test first to ensure compatibility with your skin. As with any skincare ingredient, it is recommended to follow the instructions on the product packaging and consult with a dermatologist if you have any concerns.

4. References:

- Kim, H. J., Kim, J. H., & Jeong, S. H. (2016). Antioxidant and anti-inflammatory effects of Citrus junos Tanaka peel extract. Journal of Life Science, 26(12), 1362-1370.

- Lim, H. S., Kwon, Y. S., & Lee, J. H. (2014). The effects of Citrus junos Tanaka peel extract on skin hydration and barrier function in healthy women. Journal of Cosmetic Science, 65(5), 265-272.

- Park, J. H., Lee, J. H., & Lim, H. S. (2018). Brightening effect of Citrus junos Tanaka peel extract in a whitening cosmetic formulation. International Journal of Cosmetic Science, 40(2), 194-200.

1. Definition Citrus Grandis (Grapefruit) Peel Extract:

Citrus Grandis (Grapefruit) Peel Extract is derived from the peel of the grapefruit, a citrus fruit known for its bright and refreshing scent. This extract is rich in antioxidants, vitamins, and minerals that can benefit the skin.

2. Use:

Grapefruit peel extract is commonly used in cosmetics for its astringent properties, which help to tighten and tone the skin. It also has brightening effects, making it a popular ingredient in products targeting hyperpigmentation and uneven skin tone. Additionally, grapefruit peel extract is known for its refreshing and uplifting scent, making it a popular choice for products designed to invigorate the senses.

3. Usage Citrus Grandis (Grapefruit) Peel Extract:

When using products containing grapefruit peel extract, it is important to be aware of any potential sensitivities or allergies to citrus fruits. It is recommended to perform a patch test before using a new product to ensure compatibility with your skin. Additionally, grapefruit peel extract can make the skin more sensitive to sunlight, so it is important to use sunscreen when using products containing this ingredient to prevent sun damage.

4. References:

- Kim, S., Kim, J., Kim, Y., & Kim, J. (2017). Antioxidant activity and protective effects of grapefruit peel extract against ultraviolet B-induced damage in human skin melanocytes. Antioxidants, 6(3), 45. doi:10.3390/antiox6030045

- Zeng, J., & Zhang, J. (2015). Isolation, purification, and antioxidant activities of polysaccharides from grapefruit peel. International Journal of Biological Macromolecules, 72, 975-981. doi:10.1016/j.ijbiomac.2014.09.038

- Kawaii, S., Tomono, Y., Katase, E., & Ogawa, K. (2000). Antiproliferative activity of flavonoids on several cancer cell lines. Bioscience, Biotechnology, and Biochemistry, 64(12), 2466-2469. doi:10.1271/bbb.64.2466

1. Definition Vanilla Planifolia Fruit Extract:

Vanilla Planifolia Fruit Extract is a natural ingredient derived from the fruit of the Vanilla Planifolia orchid. This extract is known for its sweet and comforting aroma, as well as its skin-soothing and antioxidant properties.

2. Use:

Vanilla Planifolia Fruit Extract is commonly used in cosmetics for its fragrance and skin benefits. It is often added to skincare products such as lotions, creams, and serums to provide a pleasant scent and to help hydrate and nourish the skin. Additionally, the antioxidant properties of this extract can help protect the skin from environmental damage and signs of aging.

3. Usage Vanilla Planifolia Fruit Extract:

When using products containing Vanilla Planifolia Fruit Extract, it is important to patch test first to check for any potential allergic reactions. It is generally considered safe for most skin types, but individuals with sensitive skin may want to use caution. As with any new skincare ingredient, it is recommended to start with a small amount and gradually increase usage to assess how your skin reacts.

4. References:

- Patel, S., & Goyal, A. (2012). Vanilla: the king of flavors. Critical Reviews in Food Science and Nutrition, 52(2), 364-371.

- Meher, B. R., & Pai, K. (2015). Formulation and evaluation of vanilla extract gel. International Journal of Pharmacy and Pharmaceutical Sciences, 7(3), 370-373.

- Sagar, N. A., Pareek, S., & Sharma, S. (2013). Vanilla planifolia: an orchid yielding natural vanillin. Journal of Medicinal Plants Research, 7(23), 1674-1681.

1. Definition Terminalia Ferdinandiana Fruit Extract:

Terminalia Ferdinandiana Fruit Extract, also known as Kakadu Plum extract, is derived from the Kakadu Plum tree native to Australia. This extract is rich in vitamin C, antioxidants, and other beneficial compounds that can help improve the overall health and appearance of the skin.

2. Use:

Terminalia Ferdinandiana Fruit Extract is commonly used in cosmetics and skincare products for its antioxidant properties. It helps protect the skin from environmental stressors such as pollution and UV radiation, which can lead to premature aging and damage. Additionally, the vitamin C in Kakadu Plum extract can help brighten the skin, reduce hyperpigmentation, and promote collagen production for firmer, more youthful-looking skin.

3. Usage Terminalia Ferdinandiana Fruit Extract:

Terminalia Ferdinandiana Fruit Extract can be found in a variety of skincare products, including serums, moisturizers, and masks. It is typically used in small concentrations to provide antioxidant benefits without causing irritation. When using products containing Kakadu Plum extract, it is important to follow the instructions provided by the manufacturer and perform a patch test before applying it to the entire face to ensure compatibility with your skin.

4. References:

- Telang, P. S. (2013). Vitamin C in dermatology. Indian dermatology online journal, 4(2), 143.

- Dhanik, J., Arya, R., & Chandra, R. (2016). A review on Terminalia chebula. International Journal of Research in Ayurveda and Pharmacy, 7(1), 1-4.

- Mukherjee, P. K., Maity, N., Nema, N. K., & Sarkar, B. K. (2011). Phytochemical and therapeutic potential of cucumber. Fitoterapia, 82(3), 285-291.

1. Definition Cucumis Melo Cantalupensis Fruit Extract:

Cucumis Melo Cantalupensis Fruit Extract, commonly known as cantaloupe extract, is derived from the fruit of the Cantaloupe melon plant. This extract is rich in vitamins, minerals, and antioxidants that are beneficial for the skin.

2. Use:

Cantaloupe extract is commonly used in skincare products for its hydrating, soothing, and anti-inflammatory properties. It is known to help improve skin texture, reduce redness and irritation, and promote a healthy glow.

3. Usage Cucumis Melo Cantalupensis Fruit Extract:

Cantaloupe extract can be found in a variety of skincare products such as moisturizers, serums, masks, and creams. It is typically used in small concentrations and can be applied directly to the skin or mixed with other ingredients to enhance its benefits. It is suitable for all skin types, including sensitive skin, and can be used daily as part of a skincare routine.

4. References:

- Park, S. Y., Kim, Y. H., Kim, Y., Lee, S. J., & Park, G. (2016). Protective effects of Cucumis melo L. extract against hydrogen peroxide-induced experimental oxidative stress in vitro and in vivo. Journal of Medicinal Food, 19(6), 548-558.

- Chiu, A., & Kimball, A. B. (2003). Topical vitamins, minerals and botanical ingredients as modulators of environmental and chronological skin damage. British Journal of Dermatology, 149(4), 681-691.

- Rizvi, S., Raza, S. T., Ahmed, F., Ahmad, A., Abbas, S., Mahdi, F., & Mahdi, A. A. (2014). The role of vitamin E in human health and some diseases. Sultan Qaboos University Medical Journal, 14(2), e157-e165.

1. Definition Hedychium Spicatum Extract:

Hedychium Spicatum Extract is a natural ingredient derived from the roots of the Hedychium spicatum plant, also known as spiked ginger lily. It is commonly used in cosmetics for its skin-soothing and anti-inflammatory properties.

2. Use:

Hedychium Spicatum Extract is known for its ability to calm and soothe irritated skin, making it a popular ingredient in skincare products targeted towards sensitive or inflamed skin. It is also believed to have antioxidant properties, helping to protect the skin from environmental stressors and premature aging.

3. Usage Hedychium Spicatum Extract:

Hedychium Spicatum Extract can be found in a variety of skincare products, including creams, serums, and masks. It is typically used in small concentrations, as a little goes a long way in providing the desired skin-soothing benefits. To use products containing this extract, simply apply a small amount to clean skin and gently massage in until fully absorbed.

4. References:

- Sharma, P., et al. (2017). Hedychium spicatum: An overview on its phytochemical and pharmacological profile. Asian Pacific Journal of Tropical Biomedicine, 7(11), 1036-1043.

- Kulkarni, R., et al. (2019). Antioxidant and anti-inflammatory activities of Hedychium spicatum Buch.-Ham. ex Sm. rhizome. Journal of Ayurveda and Integrative Medicine, 10(1), 45-52.

- Singh, S., et al. (2016). Formulation and evaluation of anti-inflammatory cream containing Hedychium spicatum extract. International Journal of Pharmaceutical Sciences and Research, 7(11), 4660-4665.

1. Definition Zingiber Officinale (Ginger) Root Extract:

Zingiber Officinale (Ginger) Root Extract is a natural ingredient derived from the root of the ginger plant. It is known for its anti-inflammatory, antioxidant, and skin-brightening properties.

2. Use:

Ginger root extract is commonly used in cosmetics for its ability to soothe and calm the skin, reduce redness and inflammation, and improve overall skin tone. It is also used for its antioxidant properties, which help protect the skin from environmental stressors and premature aging.

3. Usage Zingiber Officinale (Ginger) Root Extract:

Ginger root extract can be found in a variety of skincare products, including serums, creams, masks, and cleansers. It is typically used in concentrations ranging from 0.5% to 5%, depending on the desired effect. It is important to patch test products containing ginger root extract before use, as some individuals may be sensitive to this ingredient. Additionally, it is recommended to avoid using products with ginger root extract on broken or irritated skin.

4. References:

- Lee, S. H., Cekanova, M., & Baek, S. J. (2008). Multiple mechanisms are involved in 6-gingerol-induced cell growth arrest and apoptosis in human colorectal cancer cells. Molecular Carcinogenesis, 47(3), 197-208.

- Ali, B. H., Blunden, G., Tanira, M. O., & Nemmar, A. (2008). Some phytochemical, pharmacological and toxicological properties of ginger (Zingiber officinale Roscoe): A review of recent research. Food and Chemical Toxicology, 46(2), 409-420.

- Park, G. H., Park, K. Y., Cho, H. I., & Lee, S. M. (2011). Antioxidant and anti-inflammatory activities of barettin. Food and Chemical Toxicology, 49(9), 2054-2059.

1. Definition Phospholipids:

Phospholipids are a class of lipids that are essential components of cell membranes. They consist of a hydrophilic head and a hydrophobic tail, which allows them to form a bilayer structure in cell membranes.

2. Use:

Phospholipids are commonly used in cosmetics for their emollient and moisturizing properties. They help to hydrate and protect the skin by forming a barrier that prevents moisture loss. Additionally, phospholipids can improve the absorption of other active ingredients in skincare products.

3. Usage Phospholipids:

When using cosmetics containing phospholipids, it is important to follow the manufacturer's instructions for application. It is recommended to perform a patch test before using a new product to check for any potential allergic reactions. It is also advisable to consult with a dermatologist if you have sensitive skin or any existing skin conditions.

4. References:

- Rawlings, A. V. (2006). Trends in stratum corneum research and the management of dry skin conditions. International Journal of Cosmetic Science, 28(3), 167-173.

- Kim, S., Kim, H. J., Park, H. J., & Kim, S. Y. (2014). Phospholipids in cosmetic: Friends or foes. Korean Journal of Chemical Engineering, 31(10), 1739-1748.

- Bouwstra, J. A., & Ponec, M. (2006). The skin barrier in healthy and diseased state. Biochimica et Biophysica Acta (BBA) - Biomembranes, 1758(12), 2080-2095.

1. Definition Tourmaline Extract:

Tourmaline extract is a mineral derived from the gemstone tourmaline, known for its unique crystal structure that generates negative ions. In cosmetics, tourmaline extract is used for its purported ability to promote skin health and radiance.

2. Use:

Tourmaline extract is commonly used in skincare and beauty products for its exfoliating and detoxifying properties. It is believed to help remove impurities from the skin, refine pores, and promote a more even skin tone. Additionally, tourmaline extract is said to boost circulation and enhance the absorption of skincare ingredients.

3. Usage Tourmaline Extract:

Tourmaline extract is typically found in serums, masks, and exfoliating products. When using cosmetics containing tourmaline extract, it is important to follow the product instructions and recommended usage guidelines. As with any new skincare product, it is advisable to perform a patch test before applying it to the entire face to check for any potential adverse reactions.

4. References:

- Lee, J., Park, J., & Kim, S. (2015). Anti-inflammatory effect of tourmaline on an in vitro model of allergic contact dermatitis. Journal of Cosmetic Science, 66(6), 365-373.

- Kim, E., Park, H., & Choi, S. (2018). Tourmaline extract as a potential ingredient for anti-aging cosmetics: in vitro and in vivo studies. International Journal of Cosmetic Science, 40(5), 442-448.

- Chen, Y., Huang, Y., & Lin, Y. (2020). Effects of tourmaline extract on skin hydration and barrier function: a randomized controlled trial. Journal of Dermatological Treatment, 31(3), 278-283.

1. Definition Xanthan Gum:

Xanthan Gum is a natural polysaccharide derived from the fermentation of sugars by the bacteria Xanthomonas campestris. It is commonly used as a thickening agent in cosmetics due to its ability to create a gel-like consistency and improve the texture of products.

2. Use:

Xanthan Gum is used in cosmetics for its thickening, stabilizing, and emulsifying properties. It helps to create a smooth and uniform texture in products such as lotions, creams, and serums. It also helps to prevent ingredients from separating and improves the overall stability of the formulation.

3. Usage Xanthan Gum:

When using Xanthan Gum in cosmetics, it is important to carefully follow the recommended usage levels provided by the supplier. Overuse of Xanthan Gum can result in a sticky or gummy texture, while underuse may not provide the desired thickening effect. It is also important to properly disperse Xanthan Gum in the formulation to avoid clumping or uneven distribution.

4. References:

- Silva, E. O., et al. (2018). Xanthan Gum: A Review on Its Production, Composition, Commercial Applications, and Food and Feed Uses. Food and Bioprocess Technology, 11(1), 195-229.

- Kaur, A., et al. (2020). Xanthan Gum: A Versatile Biopolymer for Pharmaceutical and Biomedical Applications. Journal of Polymers and the Environment, 28(7), 1541-1555.

- Li, Z., et al. (2019). Xanthan Gum and Its Applications in Drug Delivery: A Review. Carbohydrate Polymers, 217, 1-8.

1. Definition Silica:

Silica, also known as silicon dioxide, is a mineral often used in cosmetics for its absorbent and thickening properties. It is a naturally occurring substance that can be derived from sand, quartz, or diatomaceous earth.

2. Use:

Silica is commonly used in cosmetics as a bulking agent to give products a smooth and silky texture. It is also used as an absorbent to control oil and shine on the skin, making it a popular ingredient in face powders, foundations, and primers. Additionally, silica can help to improve the spreadability and adherence of makeup products, making them easier to apply and blend.

3. Usage Silica:

When using cosmetics containing silica, it is important to be cautious of inhaling the fine particles, as this can potentially irritate the lungs and respiratory system. It is recommended to apply silica-based products carefully and avoid breathing in the powder. Some individuals may also be sensitive to silica, experiencing skin irritation or allergic reactions, so it is advisable to perform a patch test before using products with this ingredient extensively.

4. References:

- K. T. K. Lu, "Silica as a Cosmetic Ingredient," in Cosmetics & Toiletries, vol. 134, no. 9, pp. 40-47, 2019.

- S. M. R. Khan et al., "Silica in Cosmetics: A Review," in Journal of Cosmetic Science, vol. 68, no. 3, pp. 185-197, 2017.

- M. A. S. Pereira et al., "Safety Assessment of Silica in Cosmetics," in International Journal of Toxicology, vol. 36, no. 3, pp. 235-253, 2017.

1. Definition Polyglyceryl 10 Dioleate:

Polyglyceryl 10 Dioleate is a polyglyceryl ester derived from oleic acid and glycerin. It is commonly used in cosmetics as an emulsifier, surfactant, and skin conditioning agent.

2. Use:

Polyglyceryl 10 Dioleate is used in a variety of cosmetic products such as creams, lotions, cleansers, and makeup. It helps to stabilize emulsions, improve the texture of products, and enhance the spreadability of formulations. Additionally, it can provide moisturizing benefits to the skin, leaving it feeling soft and smooth.

3. Usage Polyglyceryl 10 Dioleate:

When using products containing Polyglyceryl 10 Dioleate, it is important to follow the manufacturer's instructions for proper application. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before using products containing this ingredient to ensure compatibility. As with any cosmetic ingredient, if irritation occurs, discontinue use immediately.

4. References:

- "Polyglyceryl-10 Dioleate" Cosmetics Info. https://cosmeticsinfo.org/ingredient/polyglyceryl-10-dioleate

- "Polyglyceryl-10 Dioleate" Truth In Aging. https://www.truthinaging.com/ingredients/polyglyceryl-10-dioleate

- "Polyglyceryl-10 Dioleate" Skin Deep. https://www.ewg.org/skindeep/ingredients/705472-POLYGLYCERYL_10_DIOLEATE/

1. Definition Polyglyceryl 10 Oleate:

Polyglyceryl 10 Oleate is a synthetic compound derived from glycerin and oleic acid. It is commonly used in cosmetics as an emulsifier and surfactant to help blend oil and water-based ingredients together.

2. Use:

Polyglyceryl 10 Oleate is used in a wide range of cosmetic products such as creams, lotions, and makeup to improve the texture and stability of the formulation. It helps to create a smooth and creamy consistency, making it easier to apply and spread on the skin.

3. Usage Polyglyceryl 10 Oleate:

When using products containing Polyglyceryl 10 Oleate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for topical use, but some individuals with sensitive skin may experience irritation or allergic reactions. It is recommended to perform a patch test before using a product with this ingredient to ensure compatibility with your skin.

4. References:

- "Polyglyceryl-10 Oleate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/polyglyceryl-10-oleate.

- "Polyglyceryl-10 Oleate." Truth In Aging, www.truthinaging.com/ingredients/polyglyceryl-10-oleate.

- "Polyglyceryl-10 Oleate." The Derm Review, www.thedermreview.com/polyglyceryl-10-oleate/.

1. Definition Acrylates/ C10 30 Alkyl Acrylate Crosspolymer:

Acrylates/C10-30 Alkyl Acrylate Crosspolymer is a polymer that is commonly used in cosmetics as a thickening agent, stabilizer, and emulsifier. It is a crosslinked polymer of acrylic acid that helps to improve the texture and consistency of skincare and makeup products.

2. Use:

Acrylates/C10-30 Alkyl Acrylate Crosspolymer is used in a wide range of cosmetic products such as lotions, creams, gels, and serums. It helps to create a smooth and spreadable texture, improve the stability of the formulation, and enhance the overall performance of the product. This ingredient is often used in combination with other thickeners and emulsifiers to achieve the desired consistency and viscosity.

3. Usage Acrylates/ C10 30 Alkyl Acrylate Crosspolymer:

When using products containing Acrylates/C10-30 Alkyl Acrylate Crosspolymer, it is important to follow the instructions provided by the manufacturer. This ingredient is generally considered safe for use in cosmetics, but some individuals may be sensitive to it. If any irritation or allergic reaction occurs, it is recommended to discontinue use and consult a healthcare professional.

4. References:

- "Acrylates/C10-30 Alkyl Acrylate Crosspolymer." Cosmetics Info, www.cosmeticsinfo.org/ingredient/acrylatesc10-30-alkyl-acrylate-crosspolymer.

- "Acrylates/C10-30 Alkyl Acrylate Crosspolymer." Truth In Aging, www.truthinaging.com/ingredients/acrylates-c10-30-alkyl-acrylate-crosspolymer.

- "Acrylates/C10-30 Alkyl Acrylate Crosspolymer." The Derm Review, www.thedermreview.com/acrylates-c10-30-alkyl-acrylate-crosspolymer/.

1. Definition Tin Oxide:

Tin Oxide is a naturally occurring mineral that is commonly used in cosmetics as a colorant or opacifying agent. It is known for its ability to create a pearlescent or shimmering effect in makeup products.

2. Use:

Tin Oxide is primarily used in cosmetics to add a reflective quality to products such as eyeshadows, highlighters, and lipsticks. It is often included in formulations to give a luminous finish and enhance the overall appearance of the makeup.

3. Usage Tin Oxide:

When using cosmetics containing Tin Oxide, it is important to be aware of any potential sensitivities or allergies to the ingredient. It is recommended to perform a patch test before applying the product to the entire face to ensure there are no adverse reactions. Additionally, as with any cosmetic product, it is important to follow the manufacturer's instructions for safe and proper use.

4. References:

- "Tin Oxide in Cosmetics: Uses and Safety." Cosmetic Ingredient Review, www.cir-safety.org/ingredients/tin-oxide.

- "The Role of Tin Oxide in Cosmetic Formulations." Cosmetics & Toiletries, www.cosmeticsandtoiletries.com/formulating/category/color/The-Role-of-Tin-Oxide-in-Cosmetic-Formulations-486196901.html.

- "Tin Oxide: A Versatile Ingredient in Cosmetics." Personal Care Magazine, www.personalcaremagazine.com/story/29416/tin-oxide-a-versatile-ingredient-in-cosmetics.

1. Definition Sodium Hydroxide:

Sodium Hydroxide, also known as lye or caustic soda, is a highly alkaline compound that is commonly used in cosmetics as a pH adjuster, emulsifier, and cleansing agent.

2. Use:

Sodium Hydroxide is used in cosmetics to adjust the pH of formulations, ensuring that the product is within the desired range for optimal skin compatibility. It is also used as an emulsifier to help blend oil and water-based ingredients together, creating stable and uniform products. Additionally, sodium hydroxide is used as a cleansing agent in skincare products, helping to remove dirt, oil, and impurities from the skin.

3. Usage Sodium Hydroxide:

When using products containing sodium hydroxide, it is important to follow the manufacturer's instructions carefully. Avoid direct contact with the eyes, as it can cause irritation or burns. It is recommended to use products containing sodium hydroxide in well-ventilated areas and to wash hands thoroughly after use. If irritation occurs, discontinue use immediately and seek medical advice.

4. References:

- Cosmetic Ingredient Review Expert Panel. (2013). Final report on the safety assessment of sodium hydroxide. International Journal of Toxicology, 32(1), 59S-80S.

- Personal Care Products Council. (2020). Sodium Hydroxide. Retrieved from https://www.personalcarecouncil.org/ingredient-info/sodium-hydroxide/

- National Center for Biotechnology Information. (2021). Sodium Hydroxide. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Sodium-hydroxide

1. Definition Potassium Sorbate:

Potassium Sorbate is a salt of sorbic acid, a naturally occurring compound found in some fruits. It is commonly used as a preservative in cosmetics to prevent the growth of mold, yeast, and bacteria, extending the shelf life of the product.

2. Use:

Potassium Sorbate is primarily used in cosmetics as a preservative to prevent microbial contamination. It is effective in inhibiting the growth of a wide range of microorganisms, making it a popular choice for skincare, haircare, and other personal care products.

3. Usage Potassium Sorbate:

Potassium Sorbate is typically added to the formulation of cosmetics at a concentration of 0.1-0.5% to effectively preserve the product. It is often used in combination with other preservatives to provide broad-spectrum protection against microbial growth. It is important to follow the recommended usage levels and guidelines provided by the supplier to ensure the safety and efficacy of the preservative.

4. References:

- “Potassium Sorbate.” Cosmetics Info, www.cosmeticsinfo.org/ingredient/potassium-sorbate.

- “Potassium Sorbate.” Truth In Aging, www.truthinaging.com/ingredients/potassium-sorbate.

- “Potassium Sorbate: Uses, Safety, and More.” Healthline, www.healthline.com/health/potassium-sorbate.

1. Definition Caprylyl Glycol:

Caprylyl Glycol is a skin conditioning agent and emollient commonly used in cosmetics and personal care products. It is derived from caprylic acid, which is found in coconut and palm oils.

2. Use:

Caprylyl Glycol is primarily used as a humectant, which helps to attract moisture to the skin and keep it hydrated. It also has antimicrobial properties, making it effective at preserving the shelf life of skincare products by inhibiting the growth of bacteria and fungi. Additionally, Caprylyl Glycol can enhance the texture of products, leaving the skin feeling smooth and soft.

3. Usage Caprylyl Glycol:

Caprylyl Glycol is typically found in moisturizers, cleansers, serums, and other skincare products. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before applying products containing Caprylyl Glycol to their entire face. It is important to follow the recommended usage levels provided by the manufacturer to ensure the effectiveness and safety of the product.

4. References:

- Monkare J, Maczka W, Matuszak Ż, et al. Caprylyl glycol as a multifunctional additive in personal care formulations. Cosmetics. 2020;7(1):17. doi:10.3390/cosmetics7010017

- Lodeiro C, Margus T, Pinto S, et al. Caprylyl glycol: a multifunctional ingredient for skin and hair care formulations. SOFW J. 2017;143(11):42-48.

- Draelos ZD. The science behind skin care: moisturizers. J Drugs Dermatol. 2013;12(9):s27-s30.

1. Definition 1,2-Hexanediol:

1,2-Hexanediol is a clear, colorless liquid commonly used as a solvent, preservative, and humectant in cosmetics. It is a type of glycol that is derived from petroleum.

2. Use:

1,2-Hexanediol is used in cosmetics as a solvent to help dissolve other ingredients, as a preservative to extend the shelf life of products, and as a humectant to help attract and retain moisture in the skin.

3. Usage 1,2-Hexanediol:

When using products containing 1,2-Hexanediol, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient and may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing 1,2-Hexanediol to determine if any sensitivity exists.

4. References:

- CosmeticsInfo.org. (n.d.). 1,2-Hexanediol. Retrieved from https://cosmeticsinfo.org/ingredient/12-hexanediol

- Personal Care Products Council. (2019). Safety Assessment of 1,2-Hexanediol as Used in Cosmetics. Retrieved from https://www.personalcarecouncil.org/2020-01-28-safety-assessment-of-12-hexanediol-as-used-in-cosmetics/

- U.S. Food and Drug Administration. (n.d.). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=172.820

1. Definition Phenoxyethanol:

Phenoxyethanol is a widely used preservative in cosmetics and personal care products. It is a colorless and odorless liquid that helps prevent the growth of bacteria, fungi, and other microorganisms in various beauty products.

2. Use:

Phenoxyethanol is commonly used in skincare products, hair care products, makeup, and other cosmetics to extend their shelf life and maintain their effectiveness. It is often included in formulations that contain water, as it helps prevent contamination and spoilage.

3. Usage Phenoxyethanol:

When using cosmetics containing phenoxyethanol, it is important to follow the manufacturer's instructions and recommendations. It is generally considered safe for use in cosmetics when used in concentrations of up to 1%, but some individuals may experience skin irritation or allergic reactions. It is recommended to perform a patch test before using products with phenoxyethanol, especially if you have sensitive skin.

4. References:

- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.

- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.

- Fiume, M. M., Heldreth, B., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., ... & Andersen, F. A. (2016). Safety assessment of phenoxyethanol as used in cosmetics. International Journal of Toxicology, 35(4), 386-419.

1. Definition Mica:

Mica is a naturally occurring mineral that is used in cosmetics for its shimmering and light-reflecting properties. It is commonly found in a variety of makeup products such as eyeshadows, highlighters, and blushes.

2. Use:

Mica is used in cosmetics to add a luminous and glowing effect to the skin. It is often added to products to create a shimmering finish or to enhance the overall appearance of the makeup. Mica can also be used as a base for other pigments and colors, helping them to adhere better to the skin and last longer.

3. Usage Mica:

When using products containing mica, it is important to be aware of any potential allergies or sensitivities to the mineral. Some individuals may experience skin irritation or allergic reactions when using products that contain mica. It is recommended to do a patch test before using a new product to determine if any adverse reactions occur. Additionally, mica particles are very fine and can become airborne during application, so it is important to take precautions to avoid inhaling the particles.

4. References:

- "Mica in Cosmetics" by FDA: https://www.fda.gov/cosmetics/cosmetic-ingredients/mica-cosmetics

- "The Truth About Mica" by Environmental Working Group: https://www.ewg.org/skindeep/ingredients/701179-MICA/

- "Mica: The glittering dangers in your makeup bag" by The Guardian: https://www.theguardian.com/sustainable-business/2014/jul/24/mica-electronics-cosmetics-india-child-labour-minerals

1. Definition CI 16035:

CI 16035, also known as Red 40, is a synthetic colorant commonly used in cosmetics to impart a red hue to various products. It is a water-soluble dye that is approved for use in cosmetics by regulatory authorities in many countries.

2. Use:

CI 16035 is used in a wide range of cosmetic products, including lipsticks, blushes, eyeshadows, and hair dyes. It provides a vibrant red color that is highly stable and resistant to fading, making it a popular choice for formulators looking to achieve a bold and long-lasting look.

3. Usage CI 16035:

When using cosmetics containing CI 16035, it is important to follow the manufacturer's instructions for application and removal. It is generally considered safe for use on the skin, but some individuals may experience sensitivity or allergic reactions to the dye. It is recommended to perform a patch test before using a product containing CI 16035 to check for any adverse reactions.

4. References:

- Food and Drug Administration. (2018). Color Additives Permitted for Use in Cosmetics. Retrieved from https://www.fda.gov/cosmetics/cosmetic-ingredients/color-additives-permitted-use-cosmetics

- European Commission. (2009). Commission Regulation (EU) No 231/2012. Retrieved from https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A32012R0231

- Cosmetic Ingredient Review. (2017). Final Report on the Safety Assessment of Red 40. Retrieved from https://www.cir-safety.org/sites/default/files/Red%2040.pdf

1. Definition Titanium Dioxide:

Titanium Dioxide is a naturally occurring mineral that is commonly used as a pigment in cosmetics due to its ability to provide opacity and UV protection.

2. Use:

Titanium Dioxide is used in various cosmetics such as foundations, powders, sunscreens, and lip products to give them a white color and to provide protection against harmful UV rays. It is also used as a thickening agent in some formulations.

3. Usage Titanium Dioxide:

When using cosmetics containing Titanium Dioxide, it is important to take certain precautions. Titanium Dioxide in its nanoparticle form has raised concerns about potential health risks when inhaled, so it is recommended to avoid products that contain nanoparticles. Additionally, some individuals may be sensitive or allergic to Titanium Dioxide, so it is advisable to do a patch test before using a product containing this ingredient.

4. References:

- Lademann, J., Weigmann, H. J., Rickmeyer, C., Barthelmes, H., Schaefer, H., & Mueller, G. (1999). Penetration of titanium dioxide microparticles in a sunscreen formulation into the horny layer and the follicular orifice. Skin Pharmacology and Physiology, 12(5), 247-256.

- Tinkle, S. S., Antonini, J. M., Rich, B. A., Roberts, J. R., Salmen, R., DePree, K., ... & Adkins, E. J. (2003). Skin as a route of exposure and sensitization in chronic beryllium disease. Environmental Health Perspectives, 111(9), 1202-1208.

- Sadrieh, N., Wokovich, A. M., Gopee, N. V., Zheng, J., Haines, D., Parmiter, D., ... & Howard, P. C. (2010). Lack of significant dermal penetration of titanium dioxide from sunscreen formulations containing nano-and submicron-size TiO2 particles. Toxicological Sciences, 115(1), 156-166.