POLYSILICONE-25 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYSILICONE-25

Safety grade: A

This is a silicone-based ingredient created in a laboratory that helps products mix smoothly and stay blended together. It also coats hair and skin with a lightweight protective layer that feels soft and smooth.

It stabilizes cosmetic formulas to prevent separation, while conditioning both hair and skin by creating a smooth, protective coating that improves texture and appearance.

Graded using: COSING.

Last verified: May 26, 2026