Glazing agent, gas or sweetener
Is E943b (Isobutane) halal?
Not classified. An older note called this halal or haram. That note is not the current label.
Not classified. An older note called this halal or haram. That note is not the current label.
What we know
Named sources are on this page. Classification: Insufficient evidence.
What we don’t know
See the sources for the limits of each position.
Why it matters
Not enough reliable source evidence to classify
What to verify
For E943b in this product: is the source plant, synthetic, or animal? If animal, which species and slaughter method?
What the sources say
E943b Isobutane is an authorised UK/EU additive. Identity only — not a fatwa.
E943b Isobutane
Where you will run into it
- Aerosol cream
- Spray oils
Quick facts
| E-number | E943b |
|---|---|
| Name | Isobutane |
| Also on labels as | E943b, isobutane, Iso-butane, E943b iso-butane, isobutane propellant |
| Additive class | Glazing agent, gas or sweetener |
| Classification | Insufficient evidence |
| Source last accessed | 2026-09-16 |
Common questions
Is E943b (Isobutane) halal?
Isobutane is classified as Insufficient evidence. Not classified. An older note called this halal or haram. That note is not the current label.
Is Isobutane halal or haram?
On the evidence cited on this page, Isobutane is insufficient evidence. Not enough reliable source evidence to classify Every position is attributed to a named certifier or scholarly body with a link, so you can verify it directly.
What else is Isobutane called on ingredient labels?
It can appear as: E943b, isobutane, Iso-butane, E943b iso-butane, isobutane propellant.
Where does this page's information come from?
Every position on this page is attributed to a named certifier or scholarly body with a direct link, listed under 'What the sources say'. Muttoo aggregates and cites; it does not issue rulings.
Related lookups
Record enumber-e943b-isobutane · report an error