Hexapeptide-11 is a hexapeptide derived from collagen, which has the activity of promoting the synthesis of skin cell growth factor and collagen. As an ingredient in anti-aging products, it can promote the proliferation of epidermal cells, enhance the synthesis of hyaluronic acid and fatty acids, stimulate collagen synthesis, enhance skin elasticity, reduce wrinkles, and has anti-inflammatory properties, which is suitable for the field of pharmaceutical cosmetics.