E 631 (Disodium Inosinate): Uses, Safety, And Identification

Time for reading: ~1 minutes Last Updated: October 31, 2025


Learn all about E 631 (Disodium inosinate), a common food additive used to enhance flavor in processed foods. Find out where it's found, its safety, and how to identify it on food labels.

What is E 631?

E 631, also known as Disodium inosinate, is a food additive commonly used in various processed foods to enhance their flavor. It is a flavor enhancer that belongs to the class of nucleotides, which are naturally occurring compounds found in all living cells.

Where is E 631 found?

E 631 can be found in a wide range of food products such as snacks, instant noodles, soups, sauces, and seasonings. It is often used in conjunction with monosodium glutamate (MSG) to provide a savory umami taste to foods.

Is E 631 safe to consume?

According to regulatory authorities such as the FDA and EFSA, E 631 is considered safe for consumption in moderate amounts. However, some individuals may be sensitive to food additives like E 631 and may experience reactions such as headaches or allergic reactions.

Should you avoid E 631 in your diet?

While E 631 is generally recognized as safe, it is always advisable to consume processed foods in moderation and opt for whole, unprocessed foods whenever possible. If you have a known sensitivity to food additives, it may be wise to avoid products containing E 631.

How to identify E 631 on food labels?

E 631 is typically listed on food labels under its additive name 'Disodium inosinate'. Be sure to check ingredient lists if you wish to avoid this additive in your diet.

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