E-code guide
E628Dipotassium Guanylate
HalalFlavor enhancer
E628

Dipotassium Guanylate

Flavor enhancer

SANHA classifies this as halal.
Based on 1 cited authority. Confidence: medium.

What authorities say

1 authority on record
1says Halal
Saying Halal1 of 1

Why this verdict

E628 is dipotassium guanylate, a flavour enhancer used alongside glutamates in savoury foods. SANHA classifies E628 as halal. SANHA is the only authority in our corpus to publish a position on this additive.

Common questions

Is E628 halal?

Dipotassium Guanylate (E628) is classified halal. SANHA classifies it as halal.

What is E628 made from?

Dipotassium Guanylate (E628) is derived from plant sources.

Only SANHA has a published position on this additive. The verdict is provisional until more authorities weigh in.
Last reviewed by the HalalHQ research team in May 2026.