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E575Glucono delta-lactone

Why it’s used

Acidifier and sequestrant that hydrolyzes slowly into gluconic acid, giving a gradual, gentle drop in pH; used as a coagulant for tofu and some dairy products and as the acidulant in cured, fermented sausages.

Other names

GDL, Gluconolactone, D-Glucono-1,5-lactone

Diet flags

Vegan, passesVegetarian, passes

Regulatory status

USAAllowed

GRAS for use as a curing/pickling agent, leavening agent, pH control agent, and sequestrant, per 21 CFR 184.1318. Source (2026-07-22)

EUAllowed

Authorized EU-wide (Group I) under Regulation (EC) No 1333/2008 Annex II, permitted at quantum satis; purity specifications set by Commission Regulation (EU) No 231/2012. Source (2026-07-22)

Found in these products

1 product in our database contains E575.

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