TROMETHAMINE is graded B (Low Concern) by Expert·ING, based on COSING, FDA regulatory data. It is restricted under EU COSING — AnnexIII-CONCENTRATION-.
TROMETHAMINE
Safety grade: B
Tromethamine is a chemical compound that acts like a sponge for acids, helping to neutralize and balance the pH of cosmetic products. It also helps mask or reduce unpleasant odors that might come from other ingredients.
This ingredient neutralizes excess acidity in formulations and helps maintain a stable pH level while reducing any unwanted scents, making products more pleasant to use and more stable.
Graded using: COSING, FDA.
- EU COSING — Restricted
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