SR-(METHIONYL SH-OLIGOPEPTIDE-75 SH-POLYPEPTIDE-8 HEXAPEPTIDE-40) is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SR-(METHIONYL SH-OLIGOPEPTIDE-75 SH-POLYPEPTIDE-8 HEXAPEPTIDE-40)

Safety grade: A

This ingredient is a blend of amino acid chains derived from yeast that work together to support skin's natural repair processes. It helps improve skin texture and firmness by promoting collagen production and reducing the appearance of fine lines. Commonly found in anti-aging serums and moisturizers.

Graded using: COSING.

Last verified: June 9, 2026