E627 Disodium guanylate: Halal or Haram?
Doubtful
A flavour enhancer that makes savoury food taste fuller. E627 (Disodium guanylate) is doubtful. On German labels: Dinatriumguanylat.

Why it is doubtful
It is produced by fermentation, but also from fish or meat, and the label never says which.
Halal or not depends on what it is made from
E627 is Mushbooh: Halal when it comes from yeast, fermentation, fish or Halal meat, not when it comes from pork.
| Made from | Verdict | Why |
|---|---|---|
| Yeast or fermentation | Halal | No animal involved |
| Fish | Halal | Fish is Halal |
| Meat from a Halal-slaughtered animal | Halal | Lawful animal, slaughtered correctly |
| Meat from an animal not slaughtered the Islamic way | Haram | Not slaughtered correctly |
| Pork | Haram | Pork |
| Halal-certified product | Halal | A certifier checked the source |
| Source not stated on the label | Mushbooh | The label never says which |
Scholarly view
Schools of law
Certification bodies
Fatwa councils, scholars and other sources
Only views with a published source are listed. Our app shows E627 as Mushbooh unless the label or the maker settles the source.
Where you meet it
Instant noodles, crisps, stock cubes, seasoning.
What to do in the shop
Look for a product that names the source, says plant-based or vegan, or carries a Halal certificate. If nothing on the packet settles it, the manufacturer can tell you, and their answer is the only thing that turns E627 from a question into an answer.
Questions people ask
Is E627 Halal?
E627 (Disodium guanylate) is doubtful. It is produced by fermentation, but also from fish or meat, and the label never says which.
How do I know if the E627 in a product is Halal?
Only the manufacturer can tell you which source they used, unless the packet says plant-based, vegan, or carries a Halal certificate.
Related additives
- E631 Disodium inosinate Β· Doubtful
- E622 Monopotassium glutamate Β· Doubtful
- E621 Monosodium glutamate (MSG) Β· Doubtful
Check a product, not just a number
An additive's status describes the additive in general. What matters is the whole ingredient list on the packet in your hand.