What is E577?
E577 is Potassium Gluconate — the potassium salt of gluconic acid, used as a acidity regulator to help control the acidity or alkalinity of food.
What is E577 (Potassium Gluconate)?
E577 is the E-number for potassium gluconate, one of the acidity regulators group of food additives (E500–E599). Additives in this group control the acidity or alkalinity of food. The potassium salt of gluconic acid. Like every E-number, E577 has been evaluated and authorised for use in food in the European Union — the 'E' literally stands for Europe, and a number is only granted after a safety assessment. That authorisation doesn't mean every additive suits every diet or that all concerns are settled, which is why we break down the safety, vegan, vegetarian and halal status of E577 in detail below.
Where is E577 found?
E577 is typically used in baked goods, soft drinks, sweets, dairy products and processed foods. You'll find it listed in the ingredients either by its E-number (E577) or by its full name, potassium gluconate. Common foods that may contain E577 include:
- Baked goods
- Soft drinks
- Sweets
- Dairy products and processed foods
Full guide: foods containing E577 and how to spot it on labels →
Is E577 safe?
E577 is considered safe. It is authorised across the EU, UK and US, and safety evaluations by the European Food Safety Authority (EFSA) have not identified health concerns at the levels used in food. For most people there is no reason to avoid E577.
EFSA status: Authorised in the EU — no safety concern at current levels of use
Source: European Food Safety Authority
Is E577 vegan?
E577 is vegan. The potassium salt of gluconic acid, with no animal involvement in standard production.
Full vegan status guide for E577 →Is E577 halal?
E577 is halal. The potassium salt of gluconic acid, with no haram source involved.
Full halal status guide for E577 →Frequently Asked Questions
What is E577 in food?
E577 is Potassium Gluconate — the potassium salt of gluconic acid, used as a acidity regulator to help control the acidity or alkalinity of food.
Is E577 safe to eat?
Yes. E577 is authorised in the EU, UK and US, and EFSA evaluations found no health concern at normal food levels.
Is E577 vegan?
E577 is vegan. The potassium salt of gluconic acid, with no animal involvement in standard production.
Is E577 halal?
E577 is halal. The potassium salt of gluconic acid, with no haram source involved.
Also check: is this ingredient safe for cats? · safe for dogs? · check the calorie content of foods containing this
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Additive data sourced from Open Food Facts (ODbL licence) and the European Food Safety Authority (EFSA).