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Hydrochloric Acid
Hydrochloric Acid
Also known as: E507, Hydrogen chloride
Low concern
Hydrochloric acid is GRAS under 21 CFR 182.1057 for use as a buffer and neutralizing agent in accordance with cGMP. It is naturally produced by the human stomach (gastric acid).
Found in
27 products
E-number
E507
What it is
Hydrochloric acid (HCl); a strong inorganic mineral acid.
Used as a buffer, neutralizing agent, and acidulant in food processing.
Why it's flagged
- corrosive in concentrated form (industrial handling)
What regulators actually say
"This substance is generally recognized as safe when used as a buffer and neutralizing agent in accordance with good manufacturing practice."
Regulatory status
United States — FDA
GRAS under 21 CFR 182.1057 (buffer/neutralizing agent in accordance with GMP).
European Union — EFSA
Approved EU food additive E507 (acidity regulator).
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