Ingredient · E401

Sodium Alginate Guar Gum

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Source
Not animal-derived
Allergen
No
Role in food
Sodium alginate is used as a thickener and stabilizer in many food products. It …

What it is

Sodium alginate is a salt derived from alginic acid, which is found in brown seaweed. It is produced by treating brown seaweed with sodium carbonate. It is used as a food additive to thicken and stabilize products.

Why it's used

Sodium alginate is used as a thickener and stabilizer in many food products. It helps to improve the texture and consistency of foods like pickles, olives, and baked goods. It can also be used to create gel-like structures in food.

Health notes

Sodium alginate is generally recognized as safe (GRAS) by the FDA for use in food. It is a type of soluble fiber and is not absorbed by the body. JECFA and EFSA have evaluated sodium alginate and have not set a numerical limit for its acceptable daily intake. It is not associated with significant health concerns when consumed at typical dietary levels.

Allergen info

Sodium alginate is derived from seaweed and is not one of the 9 FDA major allergens. It does not contain gluten.

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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.