INS 628
flavor enhancersDipotassium Guanylate
Mushbooh (Questionable)
Is INS 628 (Dipotassium Guanylate) 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 628 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 628 on packaging from:
In the EU and UK, the same additive appears as E628. The ingredient, halal status, and sourcing considerations are identical — only the labelling system differs.
EU / UK equivalent: E628
INS 628 and E628 refer to the same food additive — Dipotassium Guanylate. If you are checking a product purchased in the UK or Europe, look for E628 on the label instead.
See full E628 halal guide →About INS 628
It is a potassium salt of guanylic acid. Guanylaic acid is a nucleotide of RNA obtained from torula yeast cells. Nucleotide commercially obtained from torula yeast cells. Torula yeast is grown on alcohol in USA to obtain nucleotide which mostly used in infant baby formula. In Europe if torula yeast grown on sugar cane and sodium inosinate is obtained from it then it is Halal otherwise it is not Halal.
⚠️ Verification Required
The halal status of INS 628 depends on its source. Always check for halal certification on the product packaging or contact the manufacturer directly.
Sources / Derived From
- torula yeast (grown on alcohol or sugar cane)
Foods that commonly contain INS 628
Frequently Asked Questions
Is INS 628 (Dipotassium Guanylate) halal?
INS 628 (Dipotassium Guanylate) 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 628 used for?
INS 628 is used as a flavour enhancer - potassium salt of guanylic acid in food products.
What is the difference between INS 628 and E628?
INS 628 and E628 are the same additive — Dipotassium Guanylate. INS numbers are used on food labels in Australia, New Zealand, Malaysia, Singapore, Indonesia, India, and GCC countries. The E-number system (E628) is used in EU and UK markets. The halal status is identical regardless of which label system is used.
What foods contain INS 628?
INS 628 (Dipotassium Guanylate) is commonly found in: seasoning mixes, some processed foods.
What is INS 628 made from?
INS 628 can be derived from: torula yeast (grown on alcohol or sugar cane).
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