HYDROMAGNESITE is graded A (Safe) by Expert·ING, based on COSING regulatory data.
HYDROMAGNESITE
Safety grade: A
A naturally occurring mineral compound that works as a gentle absorbent and thickener in cosmetics. It helps control excess moisture and oil while creating a smooth, even texture in powders and foundations. This ingredient is derived from magnesium and carbonate sources found in nature.
Graded using: COSING.
Last verified: June 9, 2026