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

HYDROLYZED SULFONATED WOOL EXTRACT

Safety grade: A

Derived from wool fibers, this ingredient is broken down into smaller components to create a moisture-binding substance used in skincare and hair products. It helps products absorb into skin and hair more effectively while providing hydration and conditioning benefits.

Graded using: COSING.

Last verified: June 9, 2026