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

GUANIDINE PHOSPHATE

Safety grade: A

Guanidine phosphate is a chemical compound that helps keep skin hydrated and smooth. It works by attracting and retaining moisture in the outer layers of your skin.

This ingredient conditions and moisturizes the skin by helping it retain water, resulting in softer, smoother, and more supple skin.

Graded using: COSING.

Last verified: May 26, 2026

Other Skin Conditioning ingredients