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Cetyl Stearate

What Cetyl Stearate is & what it does

Cetyl Stearate is an ester formed from cetyl alcohol and stearic acid, a waxy fatty material used widely in cosmetics. In skincare and sunscreen formulas it functions as an emollient and thickening agent that gives products a smooth, creamy texture and helps stabilize emulsions. A notable property is its solid, wax-like consistency, which adds body to creams and balms.

What does Cetyl Stearate do in skincare?

Cetyl Stearate is a waxy ester used as an emollient and thickener in cosmetics. It softens the skin, adds body and a creamy texture to products, and helps keep emulsions stable. In sunscreens and creams it contributes to a smooth, even feel.

Is Cetyl Stearate comedogenic?

Cetyl Stearate is a fatty ester, and some heavier emollients of this type can be a concern for very acne-prone skin, though responses vary by formula and individual. There is no single definitive comedogenic rating that applies to every product. Patch testing a new product is a sensible step if clogged pores are a concern for you.

Is Cetyl Stearate natural or synthetic?

Cetyl Stearate is typically a processed ingredient made by combining cetyl alcohol and stearic acid, which can come from plant or other sources. It is best described as nature-derived but chemically produced through esterification. The final material is a refined cosmetic wax rather than a raw botanical.

Sunscreens with Cetyl Stearate

We rate 6 sunscreens that contain it:

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