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

THYMUS HYDROLYSATE

Safety grade: A

This ingredient is derived from the thymus gland (a small organ in the immune system) that has been broken down into smaller components. It's used in skincare for its moisturizing and skin-nourishing properties.

Thymus hydrolysate attracts and retains moisture in the skin while providing conditioning benefits to improve skin softness, smoothness, and overall appearance.

Graded using: COSING.

Last verified: May 26, 2026