FERULOYL OLIGOPEPTIDE-33 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

FERULOYL OLIGOPEPTIDE-33

Safety grade: A

This plant-derived peptide works to support your skin's natural collagen and elastin, helping improve firmness and reduce the appearance of fine lines. It's commonly used in anti-aging serums and creams to strengthen skin's structure and promote a smoother, more youthful appearance over time.

Graded using: COSING.

Last verified: June 9, 2026