What is E578?

Calcium gluconate is the calcium salt of gluconic acid and is used as a mineral supplement and medication. As a medication it is used by injection into a vein to treat low blood calcium, high blood potassium, and magnesium toxicity. E578 sits in the E500–E599 series, which in the EU classification mainly covers acidity regulators and anti-caking agents.

What is E578 used for?

E578 belongs to the firming agents group. Firming agents keep fruit and vegetables firm when preserved.

Is E578 safe?

E578 is considered safe at the levels used in food and is approved for use in the EU. “Safe” means it is approved in the EU and regarded as safe at the levels used in food.

How E578 appears on labels

On food packaging you'll find E578 either as the number “E578” or by the name “Calcium gluconate” in the ingredient list, often after its function. Ingredients are listed in descending order by weight, so an additive near the end is present only in small amounts.

Is E578 vegan?

Yes, E578 is suitable for vegans.