PENTAPEPTIDE-97 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PENTAPEPTIDE-97

Safety grade: A

This is a laboratory-created protein fragment made of five amino acids linked together. It's designed to help firm and smooth the skin by supporting its natural structure and reducing the appearance of fine lines. It works best in serums and moisturizers as part of an anti-aging skincare routine.

Graded using: COSING.

Last verified: June 9, 2026