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PEG-75 Stearate

What PEG-75 Stearate is & what it does

PEG-75 Stearate is a polyethylene glycol ester of stearic acid, a fatty acid. It is commonly used in skincare and sunscreen formulas as a surfactant and emulsifier that helps blend oil and water phases and gives products a smooth, even texture.

Is PEG-75 Stearate safe?

PEG-75 Stearate is a polyethylene glycol ester of stearic acid that is widely used in cosmetics and is generally considered safe at the levels found in skincare and sunscreen formulas. It functions on the surface of the skin and is mainly used to help blend ingredients.

What does PEG-75 Stearate do in skincare?

PEG-75 Stearate acts as a surfactant and emulsifier, helping oil and water components mix into a stable, uniform product. This contributes to a smooth, even texture in creams, lotions, and sunscreens.

Is PEG-75 Stearate natural or synthetic?

PEG-75 Stearate is a synthetic ingredient, made by combining stearic acid with polyethylene glycol. While the stearic acid portion can be plant- or animal-derived, the finished ingredient is processed and not considered a naturally occurring substance.

Sunscreens with PEG-75 Stearate

We rate 78 sunscreens that contain it, showing the top 10 by overall score:

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