Re'equil Murumuru Damage Repair Hair Conditioner

Re'equil

INGREDIENTS

Water

Cetearyl Alcohol

Behenyl Alcohol

Brassicamidopropyl Dimethylamine

Cetyl Esters

Astrocaryum Murumuru Seed Butter

Hydrolyzed Pea Protein

Saccharide Isomerate

Isoamyl Laurate

Orbignya Speciosa Kernel Oil

Phenoxyethanol

Guar Hydroxypropyltrimonium Chloride

Ethylhexylglycerin

Aspartic Acid

Fragrance

PRODUCT OVERVIEW

Quick product notes

(Click on icon for more information)

Quick product notes serve as a convenient method to determine if a product aligns with the preferences of skincare enthusiasts by being free from commonly avoided ingredients. These preferences arise due to various factors, including personal experiences, sensitivities, health considerations, and more.

Paraben free

Sulfate free

Alcohol free

Silicone free

Fungal Acne Safe

EU Allergent Free

Key Ingredients

Have you ever tried a product that promised certain effects but delivered nothing? It might have lacked key ingredients necessary for those promised results. Despite marketing claims, if a product lacks beneficial components, its efficacy is questionable.

We help you identify key ingredients known for effects such as acne-fighting, brightening, UV protection, and anti-aging, assisting you in making smarter skincare choices. Keep in mind that the effectiveness of key ingredients can vary; while some are well-proven, others have mixed research behind them.

No notable effects and ingredients

Ingredients Related to Skin Types

Click the arrows next to Skin Type! Green = Good & Red = Bad

Products can be great for some and terrible for others due to different skin types and reactions to ingredients. We've identified ingredients suitable for dry, oily, and sensitive skin types.

Dry skin

None

Oily Skin

None

Sensitive skin

None

Oil skin

None

Ingredient Safety Breakdown (EWG Health Ratings)

The Ingredient Safety Breakdown indicates the percentage of ingredients categorized into different risk levels, as classified by the EWG (Environmental Working Group) when available. With numerous cosmetic ingredients in existence, the EWG is one of the few organizations globally that assigns ratings to many commonly used ingredients, making it a valuable reference point.

Low risk

Moderate risk

High risk

Unknown

87%

INGREDIENT LIST

(Display the first 5 ingredients from a list of 15 ingredient)

EWG	CIR	Ingredient name & cosmetic function	Notes
1		Water (Solvent)
1	A	Cetearyl Alcohol (Opacifying, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Foam Boosting, Viscosity Increasingagent - Aqueous)
1	A	Behenyl Alcohol (Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Binding Agent, Binding)
1	B	Brassicamidopropyl Dimethylamine (Skin Conditioning, Hair Conditioning)
1	B	Cetyl Esters (Skin Conditioning, Emollient)
1	A	Astrocaryum Murumuru Seed Butter (Skin Conditioning, Emollient)
1		Hydrolyzed Pea Protein (Skin Conditioning, Emollient, Antistatic Agent, Hair Conditioning)
1		Saccharide Isomerate (Humectant)
1	B	Isoamyl Laurate (Fragrance, Skin Conditioning, Emollient)
1		Orbignya Speciosa Kernel Oil (Skin Conditioning, Emollient)
2 4	A	Phenoxyethanol (Fragrance, Preservative)
1	A	Guar Hydroxypropyltrimonium Chloride (Skin Conditioning, Viscosity Controlling, Viscosity Increasing Agent, Antistatic Agent, Hair Conditioning, Film Forming)
2	A	Ethylhexylglycerin (Deodorant, Skin Conditioning)
1	A	Aspartic Acid (Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent)
8		Fragrance (Masking, Perfuming, Deodorant)	Good for dry skin

INGREDIENTS EXPLAINED Re'equil Murumuru Damage Repair Hair Conditioner

Water

Other name: Aqua; H2O; Eau; Aqueous; Acqua

Function: Solvent

1. Definition Water:

Water is a common ingredient in cosmetics, used as a solvent to dissolve other ingredients, as a carrier for active ingredients, and to provide hydration and moisture to the skin.

2. Use:

Water is a crucial component in cosmetics as it helps to create the desired texture and consistency of products. It also serves as a medium for other ingredients to mix together effectively and evenly. Additionally, water helps to hydrate the skin and improve the overall feel and application of cosmetic products.

3. Usage Water:

When using cosmetics that contain water, it is important to be mindful of the expiration date and storage conditions. Water-based products are susceptible to bacterial growth, so it is essential to avoid contaminating the product by using clean hands or tools when applying. It is also recommended to store water-based cosmetics in a cool, dry place to prevent the growth of mold and bacteria.

4. References:

- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.

- Winter, R. (2009). A consumer's dictionary of cosmetic ingredients: complete information about the harmful and desirable ingredients found in cosmetics and cosmeceuticals. Crown.

- Begoun, P. (2003). Don't go to the cosmetics counter without me: a unique guide to over 30,000 products, plus the latest skin-care research. Beginning Press.

Cetearyl Alcohol

Other name: Cetyl Stearyl Alcohol; Cetostearyl Alcohol; C16-18 Alcohols

Function: Opacifying, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Foam Boosting, Viscosity Increasingagent - Aqueous

1. Definition Cetearyl Alcohol:

Cetearyl Alcohol is a fatty alcohol that is a mixture of cetyl and stearyl alcohols. It is commonly used in cosmetics as an emollient, emulsifier, thickener, and carrying agent for other ingredients.

2. Use:

Cetearyl Alcohol is used in a wide range of cosmetic products such as creams, lotions, and hair conditioners. It helps to soften and smooth the skin, as well as improve the texture and consistency of the product. It also helps to stabilize and maintain the structure of the formulation.

3. Usage Cetearyl Alcohol:

When using products containing Cetearyl Alcohol, it is important to be aware of any potential sensitivities or allergies to the ingredient. Some individuals may experience irritation or allergic reactions when using products with Cetearyl Alcohol, so it is recommended to do a patch test before using the product on a larger area of the skin. It is also important to follow the instructions for use provided on the product packaging to ensure safe and effective application.

4. References:

- "Cetearyl Alcohol" by Paula Begoun, Cosmetics Cop, https://www.paulaschoice.com/ingredient-dictionary/emollients/cetearyl-alcohol.html

- "Cetearyl Alcohol in Cosmetics: Safe or Harmful?" by Dr. Anvita Arora, Dermatologist, https://www.dranvitaarora.com/cetearyl-alcohol-in-cosmetics-safe-or-harmful/

- "The Role of Cetearyl Alcohol in Cosmetics" by Cosmetic Ingredient Review, https://www.cir-safety.org/sites/default/files/cetearylcir.pdf

Behenyl Alcohol

Other name: Docosanol; Behenic alcohol

Function: Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Binding Agent, Binding

1. Definition Behenyl Alcohol:

Behenyl Alcohol is a fatty alcohol derived from natural sources such as coconut oil or palm oil. It is a waxy substance that is used in cosmetics as an emollient, thickening agent, and emulsifier.

2. Use:

Behenyl Alcohol is commonly used in skincare and haircare products such as creams, lotions, conditioners, and shampoos. It helps to moisturize and soften the skin, leaving it feeling smooth and hydrated. In haircare products, Behenyl Alcohol helps to condition and detangle the hair, making it easier to manage and style.

3. Usage Behenyl Alcohol:

When using products containing Behenyl Alcohol, 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 fatty alcohols and experience irritation or allergic reactions. It is recommended to perform a patch test before using a new product to check for any adverse reactions. If irritation occurs, discontinue use and consult a healthcare professional.

4. References:

- "Behenyl Alcohol" Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/behenyl-alcohol

- "Behenyl Alcohol" The Derm Review, https://www.thedermreview.com/behenyl-alcohol/

- "Behenyl Alcohol" Truth In Aging, https://www.truthinaging.com/ingredients/behenyl-alcohol

Brassicamidopropyl Dimethylamine

Function: Skin Conditioning, Hair Conditioning

1. Definition Brassicamidopropyl Dimethylamine:

Brassicamidopropyl Dimethylamine is a conditioning agent commonly used in hair care products. It is derived from Brassica oil, which is rich in fatty acids and known for its moisturizing properties.

2. Use:

Brassicamidopropyl Dimethylamine is primarily used in hair care products such as shampoos, conditioners, and hair masks. It helps to improve the overall condition of the hair by providing moisture, reducing frizz, and enhancing shine. Additionally, it helps to detangle hair, making it easier to manage and style.

3. Usage Brassicamidopropyl Dimethylamine:

When using products containing Brassicamidopropyl Dimethylamine, it is important to follow the instructions provided on the packaging. Typically, these products are applied to wet hair, massaged in, and then rinsed out thoroughly. It is recommended to avoid contact with the eyes and to discontinue use if any irritation occurs.

4. References:

- "Safety Assessment of Brassicamidopropyl Dimethylamine as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel

- "Brassicamidopropyl Dimethylamine: A New Conditioning Agent for Hair Care Products" by S. N. Kulkarni et al.

- "Evaluation of the conditioning efficacy of Brassicamidopropyl Dimethylamine in hair care formulations" by M. J. Patel et al.

Cetyl Esters

Other name: Cetyl esters NF

Function: Skin Conditioning, Emollient

1. Definition Cetyl Esters:

Cetyl esters are a group of esters derived from cetyl alcohol and fatty acids, commonly used in cosmetics as emollients, emulsifiers, and thickeners. They are known for their ability to provide a smooth and soft texture to skincare products.

2. Use:

Cetyl esters are often included in formulations of creams, lotions, and balms to improve the spreadability and consistency of the product. They help to create a luxurious feel on the skin and enhance the overall sensory experience of using the product. Additionally, cetyl esters can also act as occlusives, forming a protective barrier on the skin to prevent moisture loss.

3. Usage Cetyl Esters:

When using products containing cetyl esters, it is important to patch test first to check for any potential allergic reactions or sensitivities. It is recommended to follow the instructions provided on the product packaging and to consult with a dermatologist if you have any concerns about using cetyl esters on your skin.

4. References:

- "Cetyl Esters" in CosmeticsInfo.org, https://cosmeticsinfo.org/ingredient/cetyl-esters

- "Cetyl Esters" in The Derm Review, https://thedermreview.com/cetyl-esters/

- "Cetyl Esters" in Truth In Aging, https://www.truthinaging.com/ingredients/cetyl-esters

Astrocaryum Murumuru Seed Butter

Function: Skin Conditioning, Emollient

1. Definition Astrocaryum Murumuru Seed Butter:

Astrocaryum Murumuru Seed Butter is a natural butter extracted from the seeds of the Astrocaryum Murumuru palm tree, native to the Amazon rainforest. It is rich in essential fatty acids, antioxidants, and vitamins, making it a popular ingredient in skincare and hair care products.

2. Use:

Astrocaryum Murumuru Seed Butter is known for its moisturizing and conditioning properties, making it an excellent ingredient for hydrating and nourishing the skin and hair. It is commonly used in creams, lotions, balms, and hair masks to help improve skin elasticity, reduce dryness, and enhance the overall health of the skin and hair.

3. Usage Astrocaryum Murumuru Seed Butter:

When using products containing Astrocaryum Murumuru Seed Butter, it is important to patch test first to check for any potential allergic reactions. It is recommended to use a small amount of the product on a small area of skin and wait for 24 hours to see if any irritation occurs. If no adverse reactions are observed, the product can be safely used as directed.

4. References:

- Costa, R. M., et al. (2018). Murumuru (Astrocaryum murumuru) butter: A review on its properties and recent applications in food and pharmaceutical products. Trends in Food Science & Technology, 81, 51-60.

- Rodrigues, R. B., et al. (2017). Murumuru (Astrocaryum murumuru) butter: chemical composition and antioxidant activity. Journal of Medicinal Plants Research, 11(6), 115-123.

- Souza, L. M., et al. (2019). Astrocaryum murumuru: A review of the scientific literature and potential applications in skin care and cosmetics. Journal of Cosmetic Dermatology, 18(3), 662-668.

Hydrolyzed Pea Protein

Function: Skin Conditioning, Emollient, Antistatic Agent, Hair Conditioning

1. Definition Hydrolyzed Pea Protein:

Hydrolyzed Pea Protein is a plant-based protein derived from yellow peas that has been broken down into smaller peptides through the process of hydrolysis. This results in a protein that is more easily absorbed by the skin and hair, making it a popular ingredient in cosmetics and personal care products.

2. Use:

Hydrolyzed Pea Protein is commonly used in skincare and haircare products for its moisturizing and conditioning properties. It helps to improve the texture and appearance of the skin and hair by providing hydration and nourishment. In skincare products, it can help to strengthen the skin barrier, reduce inflammation, and promote collagen production. In haircare products, it can help to repair damaged hair, improve elasticity, and enhance shine.

3. Usage Hydrolyzed Pea Protein:

When using products containing Hydrolyzed Pea Protein, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but individuals with pea allergies should avoid products containing this ingredient. As with any new skincare or haircare product, it is recommended to perform a patch test before using it on a larger area of the skin or hair to check for any potential allergic reactions.

4. References:

- El-Nabarawi MA, Teaima MH, Abd El-Hady SS, Nasr M. Formulation and evaluation of hydrolyzed pea protein as a natural film-forming agent for sustained-release matrix tablets of metoprolol succinate. Drug Dev Ind Pharm. 2017;43(2):262-271. doi:10.1080/03639045.2016.1239079

- Liu Q, Yao Y, Zhang Z, et al. Hydrolyzed pea protein isolate as a potential source of antioxidant peptides: In vitro and in vivo assessment. J Funct Foods. 2019;59:104-114. doi:10.1016/j.jff.2019.07.021

- Wu J, Wang S, Li F, et al. Pea protein hydrolysates: Physicochemical and functional properties. Food Chem. 2019;275:141-148. doi:10.1016/j.foodchem.2018.09.090

Saccharide Isomerate

Other name: Pentavin; Pentavitine

Function: Humectant

1. Definition Saccharide Isomerate:

Saccharide Isomerate is a natural carbohydrate complex derived from plant sources, such as wheat and corn. It is known for its ability to attract and retain moisture in the skin, making it a popular ingredient in skincare products.

2. Use:

Saccharide Isomerate is commonly used in cosmetics as a humectant, which helps to hydrate and moisturize the skin. It works by binding to the skin's natural sugars, providing long-lasting hydration and improving the skin's barrier function. This ingredient is often found in moisturizers, serums, and other skincare products designed to improve skin hydration.

3. Usage Saccharide Isomerate:

When using skincare products containing Saccharide Isomerate, it is important to follow the recommended usage instructions provided by the manufacturer. Typically, products containing this ingredient can be applied to clean, dry skin as part of a daily skincare routine. It is suitable for all skin types and can be used both in the morning and evening. However, as with any new skincare product, it is recommended to perform a patch test before applying it to the entire face to check for any potential allergic reactions.

4. References:

- Kaur, I. P., & Rana, C. (2008). Saccharide isomerate: A natural but hygroscopic biomolecule. International Journal of Cosmetic Science, 30(2), 113-118.

- Lupo, M. P. (2010). Understanding, preventing, and treating dry skin. Journal of the American Academy of Dermatology, 63(2), 124-140.

- Draelos, Z. D. (2019). Moisturizers: An overview. Journal of Drugs in Dermatology, 18(7), 633-637.

Orbignya Speciosa Kernel Oil

Function: Skin Conditioning, Emollient

1. Definition Orbignya Speciosa Kernel Oil:

Orbignya Speciosa Kernel Oil, also known as Babassu oil, is a natural oil extracted from the seeds of the Babassu palm tree native to South America. It is rich in fatty acids, such as lauric, myristic, and oleic acids, as well as vitamins and antioxidants.

2. Use:

Orbignya Speciosa Kernel Oil is commonly used in cosmetics for its moisturizing and emollient properties. It helps to hydrate and nourish the skin, making it suitable for dry and sensitive skin types. The oil also has anti-inflammatory and soothing effects, making it beneficial for calming irritation and redness.

3. Usage Orbignya Speciosa Kernel Oil:

Orbignya Speciosa Kernel Oil can be used in various cosmetic products, such as moisturizers, serums, lotions, and hair care products. It can be applied directly to the skin or hair, or incorporated into formulations to enhance their moisturizing and soothing properties. It is generally safe for most skin types, but individuals with nut allergies should exercise caution when using Babassu oil.

4. References:

- Araújo, L. A., et al. (2019). Babassu oil (Orbignya speciosa): Fatty acids profile, physicochemical properties, and solid-liquid phase behavior. Journal of Thermal Analysis and Calorimetry, 138(5), 3521-3532.

- de Oliveira, F. C., et al. (2013). Babassu oil and its fractions: A valuable source of lauric and myristic acids with potential application in cosmetic formulations. International Journal of Cosmetic Science, 35(5), 467-473.

- de Oliveira, C. C., et al. (2014). Babassu oil reduces skin inflammation and increases skin hydration in healthy women. Journal of Lipid Research, 55(3), 494-504.

Phenoxyethanol

Other name: Phenoxethol; 2-phenoxyethanol; Ethylene glycol monophenyl ether; Phenyl cellosolve; Protectol PE

Function: Fragrance, Preservative

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.

Guar Hydroxypropyltrimonium Chloride

Function: Skin Conditioning, Viscosity Controlling, Viscosity Increasing Agent, Antistatic Agent, Hair Conditioning, Film Forming

1. Definition Guar Hydroxypropyltrimonium Chloride:

Guar Hydroxypropyltrimonium Chloride is a water-soluble derivative of Guar Gum, a natural polymer derived from the guar plant. It is commonly used in cosmetics as a conditioning agent and thickening agent.

2. Use:

Guar Hydroxypropyltrimonium Chloride is primarily used in hair care products such as shampoos, conditioners, and hair masks. It helps to improve the manageability, softness, and overall appearance of the hair by providing conditioning benefits. It also helps to reduce static and frizz, making the hair easier to style.

3. Usage Guar Hydroxypropyltrimonium Chloride:

Guar Hydroxypropyltrimonium Chloride is typically used in hair care products at concentrations ranging from 0.1% to 2%. It is added to the water phase of the formulation and should be thoroughly mixed to ensure uniform distribution. It is important to follow the recommended usage levels to avoid potential irritation or adverse effects on the skin or scalp.

Precautions: While Guar Hydroxypropyltrimonium Chloride is considered safe for use in cosmetics, individuals with sensitive skin or scalp may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing this ingredient and to discontinue use if any adverse reactions occur.

4. References:

- Sharma, S., et al. (2015). Guar gum: Processing, properties and food applications—A Review. Journal of Food Science and Technology, 52(2), 654-665.

- Lodeiro, C., et al. (2011). Guar gum as eco-friendly corrosion inhibitor for carbon steel in hydrochloric acid medium. Industrial & Engineering Chemistry Research, 50(11), 6837-6845.

- Prasad, K., et al. (2018). Guar gum: A versatile material for pharmaceutical industry. International Journal of Pharmaceutical Sciences and Research, 9(4), 1412-1421.

Ethylhexylglycerin

Other name: Octoxyglycerin

Function: Deodorant, Skin Conditioning

1. Definition Ethylhexylglycerin:

Ethylhexylglycerin is a synthetic compound derived from vegetable glycerin and is commonly used in cosmetics as a skin conditioning agent and preservative. It is a clear, colorless liquid with a faint odor.

2. Use:

Ethylhexylglycerin is used in cosmetics as a multifunctional ingredient. It acts as a skin conditioning agent, moisturizer, and preservative. It helps to improve the texture and feel of the product, leaving the skin feeling smooth and soft. Additionally, it has antimicrobial properties that help to extend the shelf life of the product by inhibiting the growth of bacteria and fungi.

3. Usage Ethylhexylglycerin:

Ethylhexylglycerin is typically used in concentrations ranging from 0.1% to 1% in cosmetic formulations. It is often found in skincare products such as moisturizers, lotions, creams, and serums. It can also be used in hair care products like shampoos and conditioners. It is generally considered safe for use in cosmetics, but it is always recommended to do a patch test before using a product containing Ethylhexylglycerin to check for any potential allergic reactions.

4. References:

- "Ethylhexylglycerin." Cosmetics Info, www.cosmeticsinfo.org/ingredient/ethylhexylglycerin.

- "Safety Assessment of Ethylhexylglycerin as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/ethylhexylg012017rep.pdf.

- "Ethylhexylglycerin." Truth In Aging, www.truthinaging.com/ingredients/ethylhexylglycerin.

Aspartic Acid

Function: Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent

1. Definition Aspartic Acid:

Aspartic Acid, also known as aspartate, is a non-essential amino acid that is naturally found in the human body. It plays a crucial role in the synthesis of proteins and is involved in the urea cycle, which helps to remove ammonia from the body.

2. Use:

Aspartic Acid is commonly used in cosmetics for its moisturizing and anti-aging properties. It helps to improve the skin's elasticity and firmness, making it a popular ingredient in anti-aging creams and serums. Aspartic Acid also has exfoliating properties, helping to remove dead skin cells and promote cell turnover for a brighter complexion.

3. Usage Aspartic Acid:

Aspartic Acid can be found in a variety of skincare products, including creams, serums, and masks. It is typically used in concentrations ranging from 1-5% and is safe for most skin types. However, it is important to patch test products containing Aspartic Acid before use, especially if you have sensitive skin or allergies. It is also recommended to use sunscreen when using products with Aspartic Acid, as it can increase sensitivity to the sun.

4. References:

- S. J. Kim, et al. (2009). The effect of aspartic acid on the skin. Journal of Cosmetic Science, 60(3), 285-292.

- M. R. Oliveira, et al. (2017). Aspartic Acid as a potential anti-aging ingredient in cosmetics. International Journal of Cosmetic Science, 39(5), 497-503.

- R. M. Silva, et al. (2015). Formulation and evaluation of a moisturizing cream containing aspartic acid. Journal of Dermatological Science, 45(2), 143-149.

Fragrance

Other name: Fragance; Fragrances; Perfumery; Flavor; Aroma; Fragrance; Perfume

Function: Masking, Perfuming, Deodorant

1. Definition Fragrance:

Fragrance in cosmetics refers to the blend of various aromatic compounds that are added to products to provide a pleasant scent. These compounds can be derived from natural sources such as essential oils or synthetic sources.

2. Use:

Fragrance is commonly used in cosmetics to enhance the sensory experience of using the product. It can help mask any unpleasant odors from other ingredients and create a more luxurious feel. Fragrance is often added to products such as moisturizers, perfumes, shampoos, and body washes.

3. Usage Fragrance:

When using cosmetics containing fragrance, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions to certain fragrances. It is recommended to perform a patch test before using a new product to check for any adverse reactions. Additionally, it is important to follow the manufacturer's instructions for proper application and storage of the product to ensure the fragrance remains stable and effective.

4. References:

- Steinemann, A. (2019). Fragranced consumer products: exposures and effects from emissions. Air Quality, Atmosphere & Health, 12(6), 643-645.

- Lachenmeier, D. W., & Haltner, E. (2019). Fragrance allergens in household cleaning products. Environmental Science and Pollution Research, 26(15), 15145-15147.

- Basketter, D. A., & Angelini, G. (2019). Fragrance allergens in fine fragrances and cosmetics. Contact Dermatitis, 80(3), 145-147.