Sodium Benzoate
PreservativeAlso known as: E211, Benzoic Acid Sodium Salt
A food-grade preservative effective against bacteria. Commonly used in natural formulations paired with potassium sorbate.
Time to results
Results vary by individual and formulation
Bacterial preservation, food-grade safety, natural-friendly, effective at low pH.
Present as a formulation ingredient. Works best at pH below 5. Often combined with potassium sorbate.
GRAS status. Effective against bacteria at acidic pH. Widely used in both food and cosmetic preservation.
Cautions
Well tolerated at approved concentrations. Can form benzene when combined with ascorbic acid under heat and light (primarily a food concern).
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