Ingredient library
Stearic acid (fatty acid)
INCI: Stearic Acid
Reacts with the triethanolamine in this formula to form the emulsifier that keeps the wax and water phases blended and stable in the tube.
Evidence and limitations
In-situ TEA-stearate emulsification is one of the oldest and best-characterised mascara emulsifying systems, established cosmetic-science consensus.