Description: Tetrapeptide-30, a skin-brightening peptide comprised of four amino acids, functions as a tyrosinase inhibitor. It effectively lightens hyperpigmentation and evens skin tone by decreasing tyrosinase levels and preventing melanocyte activation [1]. Smiles:...

Cosmetic peptides are degraded small-molecule collagen proteins, typically composed of amino acid groups or residues ranging from 2 to 10 amino acids, linked in a specific sequence by peptide bonds. Due to their ability to stimulate collagen synthesis, aid wound healing, smooth wrinkles, and possess antioxidant,...