Preservative

Is Formaldehyde / Formaldehyde Releasers halal?

Not classified. An older note called this halal or haram. That note is not the current label.

UnverifiedNot enough reliable source evidence to classify

Not classified. An older note called this halal or haram. That note is not the current label.

What we know

The name is in the catalogue so you can find it. There is not enough evidence to classify.

What we don’t know

No external A or B source (certifier or scholarly page) is on file yet.

Why it matters

Not enough reliable source evidence to classify

What to verify

For Formaldehyde / Formaldehyde Releasers in this product: is the source plant, synthetic, or animal? If animal, which species and slaughter method?

What the sources say

Grade C cards are the old notes. They are not the current label. A later grade A or B citation is dated on its own card.

Technically halal (synthetic). However, formaldehyde is a known carcinogen and is restricted in the EU. Halal brands following tayyib (wholesomeness) principles typically avoid them.
Verified Halal Synthetic preservatives that slowly release formaldehyde HalalExpo (secondary aggregator · grade C: secondary reference · accessed 2026-08-21)

Quick facts

NameFormaldehyde / Formaldehyde Releasers
Also on labels asdmdm hydantoin, imidazolidinyl urea, quaternium-15
Additive classPreservative
ClassificationInsufficient evidence
External A/B sourceNone yet

Common questions

Is Formaldehyde / Formaldehyde Releasers halal?

Formaldehyde / Formaldehyde Releasers is classified as Insufficient evidence. Not classified. An older note called this halal or haram. That note is not the current label.

Is Formaldehyde / Formaldehyde Releasers halal or haram?

On the evidence cited on this page, Formaldehyde / Formaldehyde Releasers 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 Formaldehyde / Formaldehyde Releasers called on ingredient labels?

It can appear as: dmdm hydantoin, imidazolidinyl urea, quaternium-15.

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.

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