PIPERONYLIC ACID is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PIPERONYLIC ACID

Safety grade: A

This ingredient is derived from sassafras and other plants, and works as a gentle preservative and antioxidant in skincare and cosmetic products. It helps protect formulas from spoiling while also defending your skin against environmental damage, making it useful for maintaining product freshness and supporting skin health.

Graded using: COSING.

Last verified: June 9, 2026