What it is
Stearic Acid is an essential fatty acid that is obtained from both animal and vegetable fats and oils.
What it does
Stearic Acid is an emulsifier that helps water and oil components of a product to mix. In addition, Stearic Acid is used as a cleasing agent, a thickener and it gives smudgeproof and waterproof properties to mascaras.
Side effects
Stearic Acid can cause irritations.
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what is the source of strearic acid when it is used in cosmetics especially in lipsticks
Kanwal, it is derived both from plants and animals.