❓ What is E223?

E223 is Sodium Metabisulphite, one of the most common sulphite preservatives.

📋 Quick Facts

• Category: Preservative, antioxidant
• Origin: Synthetic (sodium salt of sulfurous acid)
• Common Uses: Wine, beer, dried fruits, seafood, bakery products
• Safety: Safe under ADI, but can cause hypersensitivity reactions
• Also known as: Sodium pyrosulfite, Disodium disulfite
• Typical Use Level: 10–200 ppm
• How to Use: Dissolved or sprinkled into product formulations
• Dietary: Vegan, vegetarian; but allergenic for sulphite-sensitive people
• ADI: 0.7 mg/kg body weight/day
• Key Feature: Very effective antioxidant and microbial inhibitor

🧭 Verdict

Widely used, cost-effective, but one of the most controversial additives for sensitive individuals.