E-code guide
E331Sodium Citrates
HalalAcidity regulator
E331

Sodium Citrates

Acidity regulator

Also known as Trisodium citrate, Disodium citrate, Monosodium citrate, Sour salt, Citrate de Sodium, Citrates de Sodium

MUIS classifies as doubtful; SANHA and JAKIM Handbook 2010 classify as halal.
Based on 3 cited authorities. Confidence: medium.

What authorities say

3 authorities on record
1says Doubtful2say Halal

Why this verdict

E331 is sodium citrate, a salt of citric acid used as an acidity regulator and emulsifier in soft drinks, dairy, and processed cheese. SANHA and JAKIM Handbook 2010 both classify E331 as halal. MUIS marks E331 as syubhah, noting it is the sodium salt of citric acid (E330). On the classification of SANHA and JAKIM, E331 is halal.

Food-safety note
Permitted as an acidity regulator and emulsifier in Australia and New Zealand under the Food Standards Code (Schedule 15), at good manufacturing practice. The sodium salts of citric acid (E330); regarded as safe at the levels used in food. (Source: FSANZ; Food Standards Code Schedule 15.)

Common questions

Is E331 halal?

Sodium Citrates (E331) is classified halal. MUIS classifies it as doubtful; SANHA and JAKIM Handbook 2010 classify it as halal.

What is E331 made from?

Sodium Citrates (E331) is derived from plant sources. It is commonly found in Soft drinks, sports drinks, processed cheese, and jams.

Found in
Soft drinkssports drinksprocessed cheesejamsjelliesdietary supplements
Last reviewed by the HalalHQ research team in June 2026.