A fatty alcohol that functions as an emulsifier and surfactant in cosmetics. It may be plant- or animal-derived or made synthetically (Paula’s Choice Skincare uses the synthetic and plant-derived types). 

Ceteareth-25 also helps to keep ingredients soluble within a formula, allowing remain dispersed evenly throughout an emulsion. 

Reference for this information:

See cetearyl alcohol

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Paula Begoun is the best-selling author of 20 books about skincare and makeup. She is known worldwide as The Cosmetics Cop and creator of Paula’s Choice Skincare. Paula’s expertise has led to hundreds of appearances on national and international radio, print, and television including:

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