Ingredient · E466

Carboxymethocellulose

Source
Not animal-derived
Allergen
No
Role in food
CMC is used as a thickener and stabilizer in foods. It helps prevent ingredients …

What is Carboxymethocellulose?

Carboxymethylcellulose (CMC) is a modified cellulose, a common plant fiber. It is made by treating cellulose (often from wood pulp or cotton) with chemicals to add carboxymethyl groups. This process makes it soluble in water.

Is Carboxymethocellulose vegan?

Carboxymethocellulose is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Carboxymethocellulose gluten-free?

It is not a major allergen and does not contain gluten.

Is Carboxymethocellulose a major allergen?

Carboxymethylcellulose is derived from cellulose, which comes from plants.

What is Carboxymethocellulose used for?

CMC is used as a thickener and stabilizer in foods.

Is Carboxymethocellulose safe?

In the US, CMC is Generally Recognized As Safe (GRAS) by the FDA when used as intended.

Why it's used

CMC is used as a thickener and stabilizer in foods. It helps prevent ingredients from separating and gives foods a smoother texture. It is commonly found in baked goods like breads and buns, as well as ice cream, sauces, and dressings.

Health notes

In the US, CMC is Generally Recognized As Safe (GRAS) by the FDA when used as intended. It is not absorbed by the body and passes through undigested. International bodies like JECFA have also evaluated CMC and found it safe for consumption. There are no widespread health controversies associated with its use at typical dietary levels.

Allergen info

Carboxymethylcellulose is derived from cellulose, which comes from plants. It is not a major allergen and does not contain gluten.

Foods that contain Carboxymethocellulose

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: October 5, 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.