E131 — Patent Blue V
No concern
E131 (Patent Blue V) raises no animal-source question. A deep blue colour made in a laboratory.
Why it raises no question
It is made synthetically, with no animal step anywhere in the process.
Where you meet it
Sweets, icing, liqueur-style drinks, decorative gels.
What to do in the shop
Nothing special to do for E131 itself. Read the rest of the list: a product is only as clear as its least clear ingredient.
A status here describes the additive in general — a specific product can be different. The same number can be made from plant or animal material depending on the manufacturer, and the label does not say which.
Questions people ask
Is E131 halal?
E131 (Patent Blue V) raises no animal-source question, so on its own it is not a problem. The rest of the ingredient list still decides the product.
What is E131 made from?
It is made synthetically, with no animal step anywhere in the process.
Related additives
- E132 — Indigotine (indigo carmine) · No concern
- E133 — Brilliant Blue FCF · No concern
- E140 — Chlorophyll · No concern
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.
This is information, not a fatwa. These statuses combine published scholarly positions with ingredient analysis, and they can be incomplete or out of date. For anything that matters, confirm with the manufacturer and with a qualified authority.