Ingredient · E509

Liquid Calcium Chloride

Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add calcium chloride to foods to firm up fruits and vegetables, such as …

What is Liquid Calcium Chloride?

Calcium chloride is a salt that is naturally found in minerals. It is typically made by reacting limestone (calcium carbonate) with hydrochloric acid. It appears as a white crystalline solid that dissolves easily in water.

Is Liquid Calcium Chloride vegan?

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

Is Liquid Calcium Chloride a major allergen?

Not a major allergen.

What is Liquid Calcium Chloride used for?

Manufacturers add calcium chloride to foods to firm up fruits and vegetables, such as in canned tomatoes or pickles.

Is Liquid Calcium Chloride safe?

Calcium chloride is generally recognized as safe (GRAS) by the FDA when used as a food additive.

Why it's used

Manufacturers add calcium chloride to foods to firm up fruits and vegetables, such as in canned tomatoes or pickles. It is also used in cheesemaking to help coagulate milk proteins and in brewing to adjust water chemistry. It can also be used as an electrolyte source in sports drinks.

Health notes

Calcium chloride is generally recognized as safe (GRAS) by the FDA when used as a food additive. It is a source of calcium and chloride ions, which are essential nutrients. JECFA and EFSA have evaluated calcium chloride and found it to be safe for consumption. At typical dietary levels, it is not associated with adverse health effects.

Allergen info

Not a major allergen.

Foods that contain Liquid Calcium Chloride

Compare products →

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.