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

TRIMETHYLOLPROPANE TRISTEARATE

Safety grade: A

This is a thick, waxy ingredient made by combining plant-derived stearic acid (a fatty acid found in vegetable oils) with a compound called trimethylolpropane. It acts like a protective barrier on your skin, similar to natural oils.

It softens and conditions the skin while also helping to improve the texture and feel of cosmetic products by providing a smooth, moisturizing layer.

Graded using: COSING.

Last verified: May 26, 2026