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

DIAMMONIUM PHOSPHATE

Safety grade: A

This is a mineral salt made from ammonia and phosphoric acid that helps prevent corrosion and maintain the right pH balance in products. It's commonly used in oral care products like toothpaste.

This ingredient protects cosmetic and oral care formulations from degradation, neutralizes excess acidity to maintain a balanced pH, and helps preserve the product's stability and effectiveness.

Graded using: COSING.

Last verified: May 26, 2026