Flavour enhancer

Is E640 (Glycine and its sodium salt) 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.

What we know

Muttoo currently shows this as Source-dependent from a desk note. That is not a certifier ruling.

What we don’t know

No external A or B source (certifier or scholarly page) is on file yet. The pack in your hand does not, by itself, name the raw material or process.

Why it matters

Doubtful until the source is known (mashbooh)

What to verify

For E640 in this product: is the source plant, synthetic, or animal? If animal, which species and slaughter method?

Source

Glycin is a amino acid obtained either plant protein or animal protein. Only plant protein glycine is Halal or if a claim "suitable for vegetarian" appeared on food package containing glyci…
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.

What to ask the manufacturer

A recognised halal mark or a vegan declaration can settle this instead. If you email the brand, send one specific question:

For E640 in this product: is the source plant, synthetic, or animal? If animal, which species and slaughter method?

Quick facts

E-numberE640
NameGlycine and its sodium salt
Additive classFlavour enhancer
ClassificationSource-dependent
External A/B sourceNone yet

Common questions

Is E640 (Glycine and its sodium salt) halal?

Glycine and its sodium salt 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 Glycine and its sodium salt halal or haram?

On the evidence cited on this page, Glycine and its sodium salt 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 E640?

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.

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