What is E261? Complete guide to understanding E261 (Potassium Acetate) in your food The Quick Answer E261 is potassium acetate, the potassium salt of acetic acid (the main component of…

What is E263? Complete guide to understanding E263 (Calcium Acetate) in your food The Quick Answer E263 is calcium acetate, the calcium salt of acetic acid (vinegar)—a compound that provides…

What is E353? Complete guide to understanding E353 (Metatartaric Acid) in your food The Quick Answer E353 is metatartaric acid, a polymeric lactone derived from tartaric acid (a naturally occurring…

What is E354? Complete guide to understanding E354 (Calcium Tartrate) in your food The Quick Answer E354 is calcium tartrate, the calcium salt of tartaric acid—a naturally occurring organic acid…

What is E363? Complete guide to understanding E363 (Succinic Acid) in your food The Quick Answer E363 is succinic acid, a naturally occurring organic acid that plays a crucial role…

What is E380? Complete guide to understanding E380 (Triammonium Citrate/Ammonium Citrate) in your food The Quick Answer E380 is triammonium citrate, the three-times ammonia-neutralized salt of citric acid—also called ammonium…

What is E552? Complete guide to understanding E552 (Calcium Silicate) in your food The Quick Answer E552 is calcium silicate, a white crystalline powder created synthetically from calcium and silicon…

What is E570? Complete guide to understanding E570 (Fatty Acids/Stearic Acid) in your food The Quick Answer E570 is a mixture of fatty acids, most commonly stearic acid (also called…

What is E571? Complete guide to understanding E571 (Ammonium Stearate) in your food The Quick Answer E571 is ammonium stearate, the ammonium salt of stearic acid (a long-chain saturated fatty…

What is E574? Complete guide to understanding E574 (Gluconic Acid) in your food The Quick Answer E574 is gluconic acid, a mild organic acid derived from glucose oxidation (fermentation). It's…