Flavour enhancer

Is E628 (Dipotassium Guanylate) halal?

Source-dependent. May be derived from halal (plant/synthetic) or haram (animal) sources. Verify with the manufacturer or look for halal certification.

Source-dependentDoubtful until the source is known (mashbooh)

Source-dependent. May be derived from halal (plant/synthetic) or haram (animal) sources. Verify with the manufacturer or look for halal certification.

Source

It is a potassium salt of guanylic acid. Guanylaic acid is a nucleotide of RNA obtained from torula yeast cells. Nucleotide commercially obtained from torula yeast cells. Torula yeast is grown on alc…
Source Dependent HalalCodeCheck (certifier reference table · accessed 2026-08-21)

Classification as published in the Halal Authority India food ingredient numbers reference, the additive table used by halal certifiers across South Asia. Cross-checked against the IFANCA Halal Shopper's Guide.

Quick facts

E-numberE628
NameDipotassium Guanylate
Additive classFlavour enhancer
ClassificationSource-dependent
Last verified2026-08-21

Common questions

Is E628 (Dipotassium Guanylate) halal?

Dipotassium Guanylate is classified as Source-dependent. Source-dependent. May be derived from halal (plant/synthetic) or haram (animal) sources. Verify with the manufacturer or look for halal certification.

Is Dipotassium Guanylate halal or haram?

On the evidence cited on this page, Dipotassium Guanylate is source-dependent. Doubtful until the source is known (mashbooh) Every position is attributed to a named certifier or scholarly body with a link, so you can verify it directly.

Why isn't there a single yes/no answer for E628?

Because the ruling depends on information the label does not carry — the source material, the production route, or which scholarly position you follow. This page shows each named position with a link so you can check it yourself.

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-e628-dipotassium-guanylate · last verified 2026-08-21 · report an error