SODIUM POLYASPARTATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SODIUM POLYASPARTATE

Safety grade: A

This is a synthetic polymer derived from aspartic acid, an amino acid. It works like a moisture-locking sponge that helps keep skin and hair hydrated and soft.

It conditions and moisturizes skin and hair by attracting and retaining water, while also helping products feel smooth and improving their texture.

Graded using: COSING.

Last verified: May 26, 2026