DIPEPTIDE-65 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

DIPEPTIDE-65

Safety grade: A

A protein-based ingredient derived from amino acids that helps strengthen and condition hair and skin. It works by forming a protective layer that locks in moisture and improves texture, making hair shinier and skin smoother. Commonly used in shampoos, conditioners, and skincare products.

Graded using: COSING.

Last verified: June 9, 2026