SH-POLYPEPTIDE-67 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SH-POLYPEPTIDE-67

Safety grade: A

This is a specially engineered protein-like molecule made up of amino acids linked together. It works to protect hair and skin from damage while helping to keep them moisturized and healthy-looking.

This ingredient protects hair and skin from environmental damage, improves moisture retention, and provides conditioning benefits to make hair smoother and skin softer.

Graded using: COSING.

Last verified: May 26, 2026

Other Antioxidant ingredients