What is E553a?

E553a (Magnesium silicate) is a anti-caking agents food additive. Anti-caking agent. E553a sits in the E500–E599 series, which in the EU classification mainly covers acidity regulators and anti-caking agents.

What is E553a used for?

E553a belongs to the anti-caking agents group. Anti-caking agents stop powders clumping, as in salt and spices.

Is E553a safe?

E553a 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 E553a appears on labels

On food packaging you'll find E553a either as the number “E553a” or by the name “Magnesium silicate” 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 E553a vegan?

Yes, E553a is suitable for vegans.