Potassium Benzoate
Potassium benzoate is a salt of benzoic acid, commonly used as a preservative in cosmetics and food products. It helps prevent the growth of bacteria, yeasts, and molds, thereby extending the shelf life of the product. It is most effective in acidic formulations.
PreservativeVegan
RiskLow 1 / 4
Irritation i0.5 / 4
Risk of short-term irritation — stinging, burning, dryness, redness, or discomfort. Common for strong actives, acids, retinoids, fragrances, and harsh surfactants.
Sensitization i0.3 / 4
Risk of allergic contact dermatitis or immune-based reactions. Fragrance allergens, preservatives, botanicals, and some dyes may score here.
Rated by SpottyLabs' ingredient methodology, independent of brands.
Things to watch
- May cause mild skin irritation in sensitive individuals.
- Potential for allergic contact dermatitis.
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Products with Potassium Benzoate
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Frequently asked questions
- Is potassium benzoate safe in cosmetics?
- Potassium benzoate is generally considered safe for use in cosmetics at approved concentrations. Regulatory bodies have set limits to ensure its safe application in personal care products.
- Can potassium benzoate cause skin irritation?
- While generally well-tolerated, some individuals with sensitive skin may experience mild irritation or allergic reactions to potassium benzoate, especially at higher concentrations.
