Acetyl Tetrapeptide-15 is widely used in the cosmetics and skincare industry for its anti-aging properties. It helps to reduce the appearance of fine lines and wrinkles by promoting collagen synthesis and improving skin elasticity. This peptide is often incorporated into serums, creams, and lotions designed to rejuvenate and firm the skin. Additionally, it aids in enhancing skin hydration, making it a popular ingredient in moisturizing products. Its ability to support skin repair and regeneration makes it effective in formulations targeting mature or damaged skin.