SODIUM PHOSPHATE is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.
SODIUM PHOSPHATE
Safety grade: A
Sodium phosphate is a salt derived from phosphoric acid that helps maintain the pH balance of cosmetic products. It acts like a chemical buffer to keep products at the right acidity level so they work safely and effectively on skin.
This ingredient stabilizes the pH of cosmetic formulations to ensure the product remains safe for skin contact and maintains its effectiveness throughout its shelf life.
Graded using: COSING, FDA.
Last verified: May 26, 2026
Other Buffering ingredients
- CITRIC ACID — Grade B
- SODIUM HYDROXIDE — Grade B
- LACTIC ACID — Grade B
- SODIUM CITRATE — Grade A
- TRIETHANOLAMINE — Grade C
- SODIUM LACTATE — Grade A
- POTASSIUM HYDROXIDE — Grade B**
- UREA — Grade B