What it is
This acrylic copolymer both thickens water and helps emulsify oils, so it can build a stable, smooth gel-cream in one ingredient. It gives a light, fresh, fast-absorbing texture and helps keep UV filters evenly suspended.
Safety & warnings
As a large surface-active polymer it is generally regarded as well tolerated and low-irritation.
Origin & sourcing
Synthetic acrylic copolymer.
Questions everyone asks
What does this ingredient do?
It thickens the formula and helps blend oil and water, producing a light, stable gel-cream texture.
Is it a common sunscreen ingredient?
Yes, polymers of this type are widely used to give modern sunscreens their lightweight feel.