What is E223? Complete guide to understanding E223 (Sodium Metabisulfite) in your food The Quick Answer E223 is sodium metabisulfite—a sodium salt of sulfurous acid that functions as a preservative,…

What is E236? Complete guide to understanding E236 (Formic Acid) — a naturally-occurring preservative that was delisted from food use in 1995 ⚠️ STATUS: E236 IS DELISTED FROM FOOD USE…

What is E536? Complete guide to understanding E536 (Potassium Ferrocyanide) — a safe anti-caking agent that contains cyanide but poses zero health risk ⚠️ CONTAINS CYANIDE BUT IS COMPLETELY SAFE:…

What is E222? Complete guide to understanding E222 (Sodium Bisulfite) in your food The Quick Answer E222 is sodium bisulfite—a sodium salt of sulfurous acid that functions as a preservative,…

What is E537? Complete guide to understanding E537 (Ferrohexacyanomanganate) — one of the rarest approved food additives ⚡ EXTREME RARITY: E537 (Ferrohexacyanomanganate) is one of the least-used approved food additives…

What is E240? Complete guide to understanding E240 (Formaldehyde) — a definitively carcinogenic preservative that has been banned from food use globally 🚫 CRITICAL: E240 IS BANNED FOR HUMAN FOOD…

What is E121? Complete guide to understanding E121 (Citrus Red 2) — a banned azo dye colour additive with carcinogenic potential ⚠️ BANNED IN EUROPEAN UNION E121 (Citrus Red 2)…

What is E221? Complete guide to understanding E221 (Sodium Sulfite) in your food The Quick Answer E221 is sodium sulfite—a sodium salt of sulfurous acid that functions as a preservative,…

What is E242? Complete guide to understanding E242 (Dimethyl Dicarbonate) — a synthetic preservative that completely breaks down before consumption ✅ Safety Status: E242 (Dimethyl Dicarbonate) is approved and safe.…