DIOSCOREA OPPOSITIFOLIA ROOT EXTRACT is graded A (Safe) by Expert·ING, based on COSING regulatory data.

DIOSCOREA OPPOSITIFOLIA ROOT EXTRACT

Safety grade: A

This extract comes from the root of the Chinese yam plant and is used in skincare products for its soothing and moisturizing properties. It may help calm irritated skin and support the skin's natural moisture barrier, making it a common ingredient in hydrating and sensitive skin formulas.

Graded using: COSING.

Last verified: June 9, 2026