INS 634
flavor enhancersCalcium5-Ribonucleotide
Mushbooh (Questionable)
Is INS 634 (Calcium5-Ribonucleotide) 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 634 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 634 on packaging from:
In the EU and UK, the same additive appears as E634. The ingredient, halal status, and sourcing considerations are identical — only the labelling system differs.
EU / UK equivalent: E634
INS 634 and E634 refer to the same food additive — Calcium5-Ribonucleotide. If you are checking a product purchased in the UK or Europe, look for E634 on the label instead.
See full E634 halal guide →About INS 634
Calcium5-ribonucleotide is a nucleotide commercially obtained from torula yeast cells. Torula yeast is grown on alcohol in USA to obtain nucleotide which is mostly used in infant baby formula. In Europe if torula yeast grown on sugar cane and calcium5-ribonucleotide is obtained from it then it is Halal otherwise it is not Halal.
⚠️ Verification Required
The halal status of INS 634 depends on its source. Always check for halal certification on the product packaging or contact the manufacturer directly.
Sources / Derived From
- same mixed sources as E635
Foods that commonly contain INS 634
Frequently Asked Questions
Is INS 634 (Calcium5-Ribonucleotide) halal?
INS 634 (Calcium5-Ribonucleotide) 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 634 used for?
INS 634 is used as a flavour enhancer - combines inosinate + guanylate in food products.
What is the difference between INS 634 and E634?
INS 634 and E634 are the same additive — Calcium5-Ribonucleotide. INS numbers are used on food labels in Australia, New Zealand, Malaysia, Singapore, Indonesia, India, and GCC countries. The E-number system (E634) is used in EU and UK markets. The halal status is identical regardless of which label system is used.
What foods contain INS 634?
INS 634 (Calcium5-Ribonucleotide) is commonly found in: seasoning mixes, crisps, processed foods.
What is INS 634 made from?
INS 634 can be derived from: same mixed sources as E635.
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