DIPEPTIDE-16 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

DIPEPTIDE-16

Safety grade: A

Dipeptide-16 is a small protein fragment made up of two amino acids linked together. It's designed to help skin stay hydrated and maintain a smooth, healthy appearance.

This ingredient works as a skin conditioner to improve skin texture, hydration, and overall softness by helping the skin retain moisture and maintain its natural barrier.

Graded using: COSING.

Last verified: May 26, 2026