The Quick Answer E330 is citric acid—a weak organic acid naturally found in citrus fruits like lemons, limes, and oranges. It's also called "lemon salt" and is one of the…

What is E235? Complete guide to understanding E235 (Natamycin) in your food The Quick Answer E235 is natamycin (also called pimaricin), a natural antifungal antibiotic produced through bacterial fermentation that…

What is E234? Complete guide to understanding E234 (Nisin) in your food The Quick Answer E234 is nisin, a natural antimicrobial peptide produced through bacterial fermentation that prevents spoilage and…

What is E233? Complete guide to understanding E233 (Thiabendazole) in your food The Quick Answer E233 is thiabendazole (TBZ), a synthetic benzimidazole fungicide and antiparasitic agent used as a preservative…

What is E232? Complete guide to understanding E232 (Sodium Orthophenylphenol/SOPP) in your food The Quick Answer E232 is sodium orthophenylphenol (SOPP), the water-soluble sodium salt form of orthophenylphenol (E231), used…

What is E231? Complete guide to understanding E231 (Orthophenylphenol) in your food The Quick Answer E231 is orthophenylphenol (2-phenylphenol), a synthetic organic fungicide used as a preservative to prevent mold…

What is E230? Complete guide to understanding E230 (Biphenyl) in your food The Quick Answer E230 is biphenyl (also called diphenyl), a synthetic organic compound used as a preservative to…

What is E504? Complete guide to understanding E504 (Magnesium Carbonates) in your food The Quick Answer E504 is magnesium carbonates, a group of two related alkaline minerals used as acidity…