Ingredient · E627

Sodium 5'-guanylate

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Source
Not animal-derived
Allergen
No
Role in food
This ingredient is used as a flavor enhancer, particularly to provide an umami or …

What it is

Sodium 5'-guanylate is a salt form of guanylic acid, a naturally occurring compound found in many foods. It is typically produced through fermentation using microorganisms. It is often used in combination with disodium 5'-inosinate (IMP) to enhance savory flavors.

Why it's used

This ingredient is used as a flavor enhancer, particularly to provide an umami or savory taste. It is often found in processed foods like frozen appetizers, sauces, and seasonings, where it helps to boost the overall flavor profile.

Health notes

In the United States, sodium 5'-guanylate is generally recognized as safe (GRAS) by the FDA when used as intended. International bodies like JECFA have evaluated it. It is considered safe when consumed in typical amounts found in food. There are no widespread controversies regarding its use at these levels.

Allergen info

Sodium 5'-guanylate is not derived from any of the nine FDA major allergens. It does not contain gluten.

Products containing Sodium 5'-guanylate

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Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.