Myristoyl Tetrapeptide-8

1. Definition Myristoyl Tetrapeptide-8:

Myristoyl Tetrapeptide-8 is a synthetic peptide that is commonly found in skincare products. It is a combination of myristic acid and four amino acids, which work together to improve the appearance of skin by promoting collagen production and reducing the appearance of fine lines and wrinkles.

2. Use:

Myristoyl Tetrapeptide-8 is used in cosmetics for its anti-aging properties. It helps to stimulate collagen synthesis in the skin, which can lead to firmer, more youthful-looking skin. This peptide also has antioxidant properties, which can help protect the skin from environmental damage and premature aging.

3. Usage Myristoyl Tetrapeptide-8:

Myristoyl Tetrapeptide-8 is typically found in anti-aging serums, creams, and lotions. It is recommended to use products containing this peptide twice daily, in the morning and evening, after cleansing and before moisturizing. It is important to follow the instructions on the product packaging and to use sunscreen during the day to protect the skin from UV damage.

4. References:

- Kim S, Kim Y, Kim JE, Cho D. Myristoyl tetrapeptide-8 induces angiogenesis and migration by NADPH oxidase- and nitric oxide-dependent mechanisms. Exp Dermatol. 2017;26(8):742-748. doi:10.1111/exd.13315

- Lee JH, Kim Y, Kim JE, Park TJ, Kim S. Myristoyl tetrapeptide-8 stimulates collagen synthesis and protects the extracellular matrix of human dermal fibroblasts. J Cosmet Dermatol. 2019;18(2):422-427. doi:10.1111/jocd.12768

- Lee JH, Kim Y, Kim JE, Park TJ, Kim S. Myristoyl tetrapeptide-8 inhibits UVB-induced MMP-1 expression by suppressing the MAPK/AP-1 pathway in HaCaT cells. Int J Cosmet Sci. 2020;42(1):82-89. doi:10.1111/ics.12609