E211
Sodium Benzoate
Preservative · Also: Sodium benzenecarboxylate
Sodium salt of benzoic acid. Can form benzene (carcinogen) when combined with Vitamin C in acidic drinks. Linked to hyperactivity.
Found in
Soft drinks, Sauces, Pickled foods, Fruit juices
Daily intake limit
0-5 mg/kg bw
Body systems affected
Nervous
Linked to ADHD and hyperactivity in children — Southampton study
Immune
Can cause urticaria, asthma and allergic reactions
Cellular
Forms benzene when combined with Vitamin C in acidic drinks
What the research says
McCann et al. (2007) demonstrated link to hyperactivity. Benzene formation with vitamin C documented in carbonated drinks.
Allergenic potential: Moderate
Metabolic effects: Benzene formation with ascorbic acid
FDA Permitted
EFSA Approved
WHO Evaluated
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