Humectant - A substance that promotes retention of moisture.
Surfactant - Compounds that lower the surface tension of a liquid. Surfactants may act as detergents, wetting agents, emulsifiers, foaming agents and dispersants.
Viscosity Controlling Agent - Materials used to alter the thickness of liquid cosmetic products.
Viscocity Decreasing Agent - Substances that decrease the thickness of liquid cosmetic products.
Viscosity Increasing Agent (Aqueous) - Substances that increases the thickness of the water portion of cosmetic products.
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