Ingredient

Tribasic Calcium Phosphate

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Source
Unknown
Not yet classified by editors
Allergen
No
Role in food
Manufacturers add tribasic calcium phosphate as an anti-caking agent to prevent powders from clumping, …

What it is

Tribasic calcium phosphate is a calcium salt of phosphoric acid. It is commonly produced by reacting calcium hydroxide with phosphoric acid. It is often found in powdered form and is insoluble in water.

Why it's used

Manufacturers add tribasic calcium phosphate as an anti-caking agent to prevent powders from clumping, and as a nutrient supplement to fortify foods with calcium and phosphorus. It is frequently found in powdered drink mixes, spices, and dairy products like milk.

Health notes

In the US, tribasic calcium phosphate is generally recognized as safe (GRAS) by the FDA for use as an anti-caking agent and nutrient. Both the Joint FAO/WHO Expert Committee on Food Additives (JECFA) and the European Food Safety Authority (EFSA) have evaluated tribasic calcium phosphate. At typical dietary intakes, it is considered safe. It is a source of essential minerals, calcium and phosphorus, which are important for bone health.

Allergen info

Tribasic calcium phosphate is not derived from any of the nine FDA major allergens. It does not contain gluten.

Products containing Tribasic Calcium Phosphate

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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.