DIPEPTIDE-25 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

DIPEPTIDE-25

Safety grade: A

Dipeptide-25 is a small protein fragment made up of two amino acids linked together. It's designed to help improve skin texture and keep skin feeling soft and moisturized.

This ingredient works as a skin conditioner to improve skin hydration, smoothness, and overall skin feel and appearance.

Graded using: COSING.

Last verified: May 26, 2026