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

POTASSIUM POLYPHOSPHATE

Safety grade: A

This is a salt-based ingredient made from potassium and phosphate compounds. It works by binding to unwanted minerals and metals in products to keep them stable and prevent discoloration or degradation.

It acts as a chelating agent by trapping trace metals and mineral ions in cosmetic formulas, preventing them from causing unwanted reactions or reducing product effectiveness.

Graded using: COSING.

Last verified: May 26, 2026