Sodium Benzoate
苯甲酸钠
What it does
- Prevents yeast, bacteria, and mold growth
- Works best at low pH
Evidence
Strong evidenceSafe up to 2.5% per CIR. Most effective below pH 5.
Skin types
Well suited for: All
Generally well-tolerated.
Interactions
Use with care Ascorbic Acid
Can form trace benzene when combined with Vitamin C and exposed to heat/light. Modern formulations minimize this.
Irritation potential
Low
Comedogenic rating
0 / 5
Pregnancy
Generally considered safe during pregnancy
Safe at cosmetic concentrations.
Good to know
Popular paraben alternative. Often paired with potassium sorbate.
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Analyze a productEducational information only — not medical advice. Always patch test and consult a dermatologist for skin concerns.