Description: Modified alcohol (1,2-propanediol), metabolized to lactic acid in the body. USP grade. Clear, slightly viscous liquid, odorless, tasteless. Soluble in water. CAS# 57-55-6.
INCI Name: Propylene glycol.
Properties: Effective humectant & wetting agent preventing water loss in products & in the skin, increases skin permeability of active ingredients as it penetrates into the outermost skin layers, emollient & lubricant properties, excellent solubilizer of other ingredients (e.g. parabens), increases spreading of creams.
Use: Add as is to the water phase of the formulas, typical use level 1 - 8% in emulsions.
Applications: All kinds of skin care products, hair care products, color cosmetics, soaps (glycerin soap), mouthwashes, toothpaste.
More Information: MSDS, Fact Sheet, Sample Recipe