DECAPEPTIDE-49 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

DECAPEPTIDE-49

Safety grade: A

This lab-created protein fragment works to strengthen and firm skin by supporting its natural structure. It helps improve skin elasticity and may reduce the appearance of fine lines, making it a popular choice in anti-aging skincare products.

Graded using: COSING.

Last verified: June 9, 2026