INS 623
flavor enhancersCalcium Glutamate
Mushbooh (Questionable)
Is INS 623 (Calcium Glutamate) halal?
Source-dependent. May be derived from halal (plant/synthetic) or haram (animal) sources. Verify with the manufacturer or look for halal certification.
What to do
Don't assume. Ask the brand for halal certification or source information.
Where is INS 623 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 623 on packaging from:
In the EU and UK, the same additive appears as E623. The ingredient, halal status, and sourcing considerations are identical — only the labelling system differs.
EU / UK equivalent: E623
INS 623 and E623 refer to the same food additive — Calcium Glutamate. If you are checking a product purchased in the UK or Europe, look for E623 on the label instead.
See full E623 halal guide →About INS 623
Miscellaneous - flavour enhancers. Suitable for vegetarian label on the package indicates the source of calcium glutamate is from vegetable protein or it has to be under Halal or kosher certification. In USA/canada it is kosher certified and meet the Halal requirements. Calcium glutamate can also be obtained from yeast. But if yeast is grown on pork media then it is haram. It happened in indonesia few years back when monosodium glutamate is produced using pork fat media to grow yeast by ajinomonto indonesia. As it was reported on our website.
⚠️ Verification Required
The halal status of INS 623 depends on its source. Always check for halal certification on the product packaging or contact the manufacturer directly.
Sources / Derived From
- fermentation of plant sugars
Foods that commonly contain INS 623
Frequently Asked Questions
Is INS 623 (Calcium Glutamate) halal?
INS 623 (Calcium Glutamate) is classified as Mushbooh (Questionable). Source-dependent. May be derived from halal (plant/synthetic) or haram (animal) sources. Verify with the manufacturer or look for halal certification.
What is INS 623 used for?
INS 623 is used as a flavour enhancer in food products.
What is the difference between INS 623 and E623?
INS 623 and E623 are the same additive — Calcium Glutamate. INS numbers are used on food labels in Australia, New Zealand, Malaysia, Singapore, Indonesia, India, and GCC countries. The E-number system (E623) is used in EU and UK markets. The halal status is identical regardless of which label system is used.
What foods contain INS 623?
INS 623 (Calcium Glutamate) is commonly found in: seasoning mixes, processed foods.
What is INS 623 made from?
INS 623 can be derived from: fermentation of plant sugars.
Stay informed
Get halal alerts for new additives
We update the database regularly. Subscribe to stay informed.