INS 331
antioxidants, phosphates, and complexing agentsSodium Citrates
Halal
Is INS 331 (Sodium Citrates) halal?
Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
What to do
Safe to buy. This additive is permissible under Islamic dietary law.
Where is INS 331 used?
INS (International Numbering System) codes are maintained by the Codex Alimentarius Commission and used on food labels in many countries outside the EU. You will commonly see INS 331 on packaging from:
In the EU and UK, the same additive appears as E331. The ingredient, halal status, and sourcing considerations are identical — only the labelling system differs.
EU / UK equivalent: E331
INS 331 and E331 refer to the same food additive — Sodium Citrates. If you are checking a product purchased in the UK or Europe, look for E331 on the label instead.
See full E331 halal guide →About INS 331
Miscellaneous - citric acid and its salts
Sources / Derived From
- citric acid + sodium hydroxide (synthetic)
Foods that commonly contain INS 331
Frequently Asked Questions
Is INS 331 (Sodium Citrates) halal?
INS 331 (Sodium Citrates) is classified as Halal. Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
What is INS 331 used for?
INS 331 is used as a acidity regulator and emulsifying salt in food products.
What is the difference between INS 331 and E331?
INS 331 and E331 are the same additive — Sodium Citrates. INS numbers are used on food labels in Australia, New Zealand, Malaysia, Singapore, Indonesia, India, and GCC countries. The E-number system (E331) is used in EU and UK markets. The halal status is identical regardless of which label system is used.
What foods contain INS 331?
INS 331 (Sodium Citrates) is commonly found in: processed cheese, soft drinks, ice cream, jelly, energy drinks, sports drinks.
What is INS 331 made from?
INS 331 can be derived from: citric acid + sodium hydroxide (synthetic).
Stay informed
Get halal alerts for new additives
We update the database regularly. Subscribe to stay informed.