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Acrylic Acid Na/Acryloyldimethyltaurine Na Copolymer

What Acrylic Acid Na/Acryloyldimethyltaurine Na Copolymer is & what it does

This ingredient is a synthetic crosslinked copolymer of sodium acrylate and sodium acryloyldimethyltaurate. In formulas it is commonly used as a thickener, stabilizer, and emulsion stabilizer, building a light gel network that suspends actives and gives a smooth, cushiony texture. It performs well across a range of pH and helps stabilize sunscreen and lotion emulsions. It is not a UV filter and no specific concerns are flagged for it.

What is Acrylic Acid Na/Acryloyldimethyltaurine Na Copolymer?

It is a synthetic crosslinked copolymer of sodium acrylate and sodium acryloyldimethyltaurate. It forms a light gel network when dispersed in water.

What does this copolymer do in a formula?

It is commonly used as a thickener, stabilizer, and emulsion stabilizer. It suspends actives, smooths texture, and helps keep sunscreen and lotion emulsions stable across a range of pH. It is not a UV filter.

Is this copolymer safe?

It is generally considered safe as used in cosmetics, and no specific concerns are flagged for it here. It is a widely used texture and stability ingredient.

Sunscreens with Acrylic Acid Na/Acryloyldimethyltaurine Na Copolymer

We rate 3 sunscreens that contain it:

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