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Acetic Acid and Sodium Benzoate

Low concern

Both ingredients are FDA-approved at typical use levels. Sodium benzoate combined with ascorbic acid (vitamin C) under heat/light may form trace benzene; this is not a concern when sodium benzoate is paired with acetic acid alone.

Found in

2 products

What it is

Combination of two preservatives: acetic acid (vinegar's active component) and sodium benzoate (E211), the sodium salt of benzoic acid.

Preservative blend that inhibits mold, yeast, and some bacteria, particularly in acidic foods.

Why it's flagged

sodium benzoate plus vitamin C can form benzene under certain conditions

What regulators actually say

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Regulatory status

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