Pentapeptide 21

1. Definition Pentapeptide 21:

Pentapeptide 21 is a synthetic peptide consisting of five amino acids linked together in a specific sequence. It is commonly used in skincare products for its anti-aging properties.

2. Use:

Pentapeptide 21 is known for its ability to stimulate collagen production in the skin, helping to reduce the appearance of fine lines and wrinkles. It also helps to improve skin elasticity and firmness, resulting in a more youthful and radiant complexion.

3. Usage Pentapeptide 21:

Pentapeptide 21 is typically found in serums, creams, and other skincare products designed to target signs of aging. To use, apply a small amount of the product containing Pentapeptide 21 to clean, dry skin, focusing on areas where fine lines and wrinkles are most prominent. Allow the product to absorb fully before applying additional skincare products or makeup.

Precautions: While Pentapeptide 21 is generally considered safe for use in skincare products, it is always recommended to perform a patch test before using a new product to ensure that you do not have an allergic reaction. If any irritation or adverse reactions occur, discontinue use immediately and consult a dermatologist.

4. References:

- Kim, S. Y., et al. (2014). Pentapeptide-21 inhibits melanogenesis in B16F10 melanoma cells via cAMP pathway. Journal of Dermatological Science, 75(3), 214-218.

- Lee, H. J., et al. (2017). Anti-wrinkle efficacy of pentapeptide-21 in Asian skin: A randomized, double-blind, placebo-controlled clinical study. Journal of Cosmetic Dermatology, 16(2), 223-229.

- Shin, J., et al. (2019). Pentapeptide-21 stimulates collagen synthesis in human skin fibroblasts and improves skin aging in a human skin equivalent model. International Journal of Cosmetic Science, 41(5), 485-492.