E575 – Glucono delta-lactone

Description

A neutral, cyclic ester of gluconic acid derived from glucose oxidation, typically via fermentation. Functions as a slow-release acidulant (hydrolyzes gradually to gluconic acid upon dissolution), sequestrant, curing accelerator, and leavening agent component. Used widely in tofu coagulation, dry mix preparations, baking powders, and preservation of cured meats.