Disodium guanylate is a food additive with the E number E627.

No wonder: it has all kinds of yummy ingredients like polysorbate 80, disodium guanylate and xanthan gum, hard to find even in Cambridge.

It is often added to foods in conjunction with disodium guanylate; the combination is known as disodium 5'-ribonucleotides.

Disodium guanylate is often found in instant noodles, potato chips and snacks, savoury rice, tinned vegetables, cured meats, and packet soup.

The food additives disodium inosinate and disodium guanylate, which are ribonucleotides, are usually used in synergy with monosodium glutamate-containing ingredients.

Disodium guanylate is not safe for babies under twelve weeks, and should generally be avoided by asthmatics and people with gout, as guanylates are metabolized to purines.

Disodium guanylate (GMP), which is chemically related to the nucleic acids DNA and RNA, is found naturally in certain mushrooms and some species of fish.

Disodium guanylate, also known as sodium 5'-guanylate and disodium 5'-guanylate, is a natural di sodium salt of the flavor enhancer guanosine monophosphate (GMP).