POTASSIUM UNDECYLENOYL ALGINATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POTASSIUM UNDECYLENOYL ALGINATE

Safety grade: A

This ingredient is derived from seaweed and combines natural alginate with a fatty acid to create a multi-functional additive. It works to stabilize products, condition hair, and soften skin.

It stabilizes cosmetic formulations to prevent separation, while also providing conditioning and moisturizing benefits to both hair and skin.

Graded using: COSING.

Last verified: May 26, 2026