Food additive databaseseasoningChecked 2026-10-02

Disodium 5'-Cytidylate (Sodium 5'-Cytidylate) 5'－シチジル酸二ナトリウム（別名5'－シチジル酸ナトリウム）

Designated additiveNot on the EU additive list

Purpose: seasoning
On the label: “調味料（核酸）” (seasoning (nucleic acids)), “調味料（アミノ酸等）” (seasoning (amino acids, etc.)), “シチジル酸ナトリウム” (sodium cytidylate), “シチジル酸Na” (sodium cytidylate)
Name in the List of Designated Additives: 5'－シチジル酸二ナトリウム（別名5'－シチジル酸ナトリウム） (No. 185)

In Japan

The sodium salt of cytidylic acid, a type of nucleic acid.
It falls within the group name “調味料（核酸）” (seasoning (nucleic acids)) and can be written together under names such as “調味料（核酸）”. When written by substance name, the simplified names are “シチジル酸ナトリウム” (sodium cytidylate) and “シチジル酸Na” (sodium cytidylate) (annex to the Consumer Affairs Agency (CAA) notice on the Food Labeling Standards).
No standards for use have been set.

Japan's standards for use

There are no standards for use that limit which foods or how much (the general standards for all additives still apply).

This is a summary of the standards for use. See the source list for the exact conditions.

In the EU

It is not on the EU list of food additives (Regulation (EC) No 1333/2008, Annex II), so it cannot be used as a food additive in the EU.

When it is labeled under a shared name

Disodium 5'-Cytidylate (Sodium 5'-Cytidylate) may be declared on the label in the same way as “調味料（アミノ酸等）”. See Seasoning (amino acids etc.) — e.g. MSG for details.

Sources

Checked 2026-10-02. Rules and evaluations change over time. This page is a translation of our Japanese page; if they differ, the Japanese page is the reference.

This page lists facts stated in laws and in evaluations by public bodies; it is not a safety verdict. Additives used in Japan are approved by the government, which sets the foods and amounts they can be used in. The ADI is a guide to the amount that is considered safe to take every day over a lifetime.

Other substances used as seasoning

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