Palmitoyl tripeptide-8 is a signaling peptide that promotes collagen synthesis (types I, II and IV) and extracellular matrix protein production by increasing stromal cell activity, making skin look younger and more resilient. When added to cosmetics, it can help replenish the collagen of the skin, improve facial elasticity, and significantly reduce facial wrinkles. At the same time, it also has the characteristics of enhancing cell activity, increasing skin moisture content, enhancing skin luster, and improving skin tone. Improve skin water content and moisture retention, make the skin feel soft and smooth, from the inside out to brighten the skin no longer dull.