HYDROLYZED SARGASSUM THUNBERGII EXTRACT is graded A (Safe) by Expert·ING, based on COSING regulatory data.

HYDROLYZED SARGASSUM THUNBERGII EXTRACT

Safety grade: A

This natural extract comes from brown seaweed and is broken down into smaller molecules so your skin can absorb it better. It helps hydrate and soften your skin while providing antioxidants to protect against environmental damage. It's commonly used in serums, moisturizers, and face masks.

Graded using: COSING.

Last verified: June 9, 2026