Supplement / capsule ingredient

Is Polyisobutylene halal?

Polyisobutylene: A synthetic, fully petroleum-derived polymer used as the pressure-sensitive adhesive in many transdermal patches and as a chewing-gum base. Fully synthetic with no animal inputs in s…

HalalPermissible — origin and process documented

Polyisobutylene: A synthetic, fully petroleum-derived polymer used as the pressure-sensitive adhesive in many transdermal patches and as a chewing-gum base. Fully synthetic with no animal inputs in s…

What the sources say

A synthetic, fully petroleum-derived polymer used as the pressure-sensitive adhesive in many transdermal patches and as a chewing-gum base. Fully synthetic with no animal inputs in standard pharmaceu…
Verified Halal A synthetic, fully petroleum-derived polymer used as the pressure-sensitive adhesive in many transdermal patches and as a chewing-gum base. Fully synthetic wit… RxHalal (secondary aggregator · grade C: secondary reference · accessed 2026-08-21)

Quick facts

NamePolyisobutylene
Also on labels aspib, isobutylene polymer
Additive classSupplement / capsule ingredient
ClassificationVerified halal
Last verified2026-08-21

Common questions

Is Polyisobutylene halal?

Polyisobutylene is classified as Verified halal. Polyisobutylene: A synthetic, fully petroleum-derived polymer used as the pressure-sensitive adhesive in many transdermal patches and as a chewing-gum base. Fully synthetic with no animal inputs in s…

Is Polyisobutylene halal or haram?

On the evidence cited on this page, Polyisobutylene is verified halal. Permissible — origin and process documented Every position is attributed to a named certifier or scholarly body with a link, so you can verify it directly.

What else is Polyisobutylene called on ingredient labels?

It can appear as: pib, isobutylene polymer.

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 ingredient-polyisobutylene · last verified 2026-08-21 · report an error