Is E629 Halal?
E629 (Calcium Guanylate) is classified as mashbooh — doubtful. It is can be produced from yeast, fish or meat, so it can be halal or haram depending on the source used, and the label doesn't say which.
Why is E629 mashbooh (doubtful)?
Can be produced from yeast, fish or meat. When an additive can come from either a permissible source (plant or synthetic) or a prohibited or unverified animal source, Islamic scholars classify it as mashbooh and advise Muslims to verify before consuming. The Prophet's guidance to leave what is doubtful is the basis of this cautious approach.
Frequently Asked Questions
Is E629 permissible in Islam?
It depends on the source. Plant-derived or synthetic E629 is permissible; animal-derived E629 is only permissible if from a halal-slaughtered animal. Since labels don't distinguish, it is treated as doubtful.
How do I know if E629 in a product is halal-certified?
Look for a halal certification logo on the packaging from a recognised halal certifying body. If the product has no halal logo and contains E629, contact the manufacturer to verify the source.
Is E629 suitable for a halal diet?
Only with verification. Choose products with recognised halal certification, or contact the manufacturer to confirm the source of E629 before consuming.
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Halal food guides
Reference guides to halal and haram ingredients.
Halal status information is provided for general guidance only — always check for official halal certification from a recognised certifying body. Additive data sourced from Open Food Facts (ODbL licence).