Other ingredient
Sodium Carbonate
Sodium carbonate (Na₂CO₃), also known as soda ash. Used as an alkalizing agent and pH adjuster in cosmetic formulas at low concentrations. Distinct from sodium bicarbonate (baking soda, NaHCO₃).
Also known as: Soda Ash, Washing Soda, Disodium Carbonate
ph-adjusteralkalizing-agent
Benefits
- ✓Used as a pH adjuster/alkalizing agent to raise formula pH and maintain stability
- ✓Functions at trace concentrations — well below irritation thresholds in finished products
Watch for
- ⚠Strongly alkaline in solution; can be irritating at high concentrations
- ⚠Used at trace amounts in finished cosmetics — not a primary active
