is a food additive
whose role is to improve the quality and stability of the food products. Sequestrants form chelate
complexes with polyvalent
metal ions. Especially copper
, which serve as catalysts
in the oxidation of the fats in the food. Sequestrants are a kind of preservative
The name comes from Latin and means "to withdraw from use" .
Common sequestrants are:
Sodium and calcium salts of EDTA are also commonly used in many foods and beverages.