OLIGOPEPTIDE-148 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
OLIGOPEPTIDE-148
Safety grade: A
This plant-derived protein fragment works to support your skin's natural firmness and elasticity by helping it retain moisture and maintain its structure. It's commonly used in anti-aging and moisturizing products to help reduce the appearance of fine lines and keep skin looking smoother and more youthful.
Graded using: COSING.
Last verified: June 9, 2026