Tetrapeptide7

Tetrapeptide-7, also known as Matrixyl 3000's peptide component or Gly-His-Lys-Gly, is a synthetic peptide sequence that mimics naturally occurring peptides in the skin. It is composed of four amino acids: glycine, histidine, lysine, and glycine. This peptide is commonly found in cosmetic formulations, particularly anti-aging products, due to its purported ability to stimulate collagen production and promote skin repair.

Research suggests that tetrapeptide-7 may help to reduce the appearance of fine lines and wrinkles by signaling the skin to produce more collagen, elastin, and hyaluronic acid. These components are essential for maintaining skin's firmness, elasticity, and hydration. It is often used in conjunction with palmitoyl oligopeptide, another peptide, in a complex known as Matrixyl 3000, which is believed to have synergistic effects on skin rejuvenation.

Tetrapeptide-7 is generally considered safe for topical application and is well-tolerated by most skin types. Its presence in skincare products is intended to support the skin's natural regenerative processes and contribute to a more youthful and revitalized complexion. While promising, ongoing research continues to explore the full extent of its benefits and mechanisms of action.