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What Is Tricalcium Phosphate?

by Ragini Salampure
what is tricalcium phosphate

Do you know what is tricalcium phosphate? Is it safe to consume? Does it affect your body?

Tricalcium phosphate is widely available all over and is very inexpensive. In my article, I will share its properties, uses, and some other factors that you must know.  You must be concerned whether it is safe for both human and animal consumption. Continue reading to understand more about what is tricalcium phosphate in detail.

What Is Tricalcium Phosphate?

Tricalcium phosphate is calcium salt found in many nutritional supplements. It is a concentrated source of calcium and phosphorous. The short form of tricalcium phosphate is TCP. Tricalcium Phosphate helps in the process of bone growth and energy production. TCP can be considered vegan. Tricalcium Phosphate is made from phosphate rocks from plant sources and ammonia. It is a family of minerals containing calcium ions with phosphate ions. Let us further read where is tricalcium phosphate powder derived from.

What Is Chemical Formula Of Tricalcium Phosphate?

The chemical formula of Tricalcium Phosphate is Ca3(PO4)2.


Ca =  Calcium

PO = Phosphate

Have a look at what are the properties of tricalcium phosphate written down below for you.


Tricalcium phosphate is an ingredient that comes along with the following properties in it.

  • Colour: White
  • Odor: Odourless
  • Form: Fine Powder
  • Chemical formula: Ca3(PO4)2
  • Molecular Weight: 502 or 310
  • Density:14/gcm3
  • Melting Point: 1391°C
  • CAS Number: 7758-87-4

Sources Of Tricalcium Phosphate

You can maintain calcium levels in your body by eating calcium-rich foods. These are the excellent food sources to increase the calcium intake that I recommend to you.

  • Dairy
  • Nuts
  • Green leafy vegetables
  • Tofu
  • Canned fish
  • Soybeans


  1. As Nutritional Supplement

By consuming nutritional supplements of calcium phosphate to prevent and treat calcium deficiencies. It helps in many normal functions of the body like bone formation and maintenance.

  1. In Food

You can use tricalcium phosphate in powdered foods to prevent it from caking or lumping. It is commonly found in foods like powdered drinks, powdered milk, non-dairy creamer, instant powders, spices, table salt, etc.

A dietary supplement of calcium and phosphorus can also be fed to cats and dogs. Tricalcium phosphate is found in pet foods of cats and dogs. It helps cats and dogs in building bones, nerve impulse transmission, and some other benefits.

  1. In Powder

Many powder brands contain tricalcium phosphate. It is great for baby rash, athlete’s foot, or you can sprinkle in your shoes to keep it fresh. Enjoy the fresh scent of powder all day without sweating in summers!

  1. Toothpaste

Combining calcium with fluoride together forms calcium fluoride. Tricalcium phosphate is most commonly used in toothpaste. It controls the delivery of calcium and phosphate ions to the teeth. Calcium in toothpaste prevents further tooth decay.


Tricalcium phosphate supplements can treat, cure, or prevent your diseases. Now, what are the nutritional benefits of tricalcium phosphate that you should know? Below I have sorted out all the health benefits for you.

  • Build strong bones
  • Prevents bone loss
  • Repairs bones
  • Build healthy teeth
  • Regulates blood flow
  • Reduces blood clotting
  • Relives muscle cramps
  • Maintains strong nails
  • Used as an anti-caking agent


Many consumers have concerns about what are allergies to tricalcium phosphate. Tricalcium phosphate is considered safe if taken in proper quantity and only when necessary. Large consumption of it may lead to the following side effects.

  • Vomiting
  • Constipation
  • Nausea
  • Hypercalcemia
  • Decreased in appetite
  • Increases thirst
  • Increases urination


You should know how much tricalcium phosphate should be consumed per day. Here I have listed down who can consume it and how much.

Infants of 0-6 months200 mg/day
Infants of 7-12 months260 mg/day
Toddlers of 1-3 years700 mg/day
Children of 4-8 years1,000 mg/day
Children and teens of 9-18 years1,300 mg/day
Adults of 19-50 years1,000 mg/day
Post-menopausal adults of 51-70 years1,200 mg/day
Adults over 70 years1,200 mg/day

People Who Can Consume Tricalcium Phosphate

You can consume tricalcium phosphate in a supplement form only if you are suffering from calcium deficiency.

  • Infants
  • Toddlers
  • Children
  • Teenagers
  • Adults
  • Post-menopausal adults

All the above people should talk to your doctor to know the right dosage according to your age.

People Who Should Avoid Tricalcium Phosphate

Is tricalcium phosphate harmful to people suffering from certain health conditions? My answer is yes! These are the people who should avoid taking it.

  • Kidney stones
  • Parathyroid gland disorder
  • Suffering from heart disease
  • Pregnant women


There are also some other names of TCP.

  • Tribasic calcium phosphate
  • Tricalcium orthophosphate
  • Calcium phosphate
  • Phosphoric acid, calcium salt


Is Tricalcium Phosphate Bad?

No, tricalcium phosphate is considered safe for human consumption. You can use it as a nutritional supplement. But do discuss it with your doctor before intaking tricalcium powder.

What Are The Side Effects Of Tricalcium Phosphate?

Following are the side effects of tricalcium phosphate.

  • Vomiting
  • Constipation
  • Nausea
  • Hypercalcemia
  • Decreased in appetite
  • Increases thirst
  • Increases urination

Is Tricalcium Phosphate Bad For Kidneys?

Yes, Tricalcium phosphate is bad if you are suffering from medical conditions like kidney stones. High levels of phosphorous can affect the calcium in your body making your bones brittle and weak. You should not exceed 1,000 mg of phosphorus in your body.

What Is The Purpose Of Tricalcium Phosphate In Food?

The main purpose of tricalcium phosphate is to prevent powdered food from caking and lumping. Tricalcium phosphate is mostly found in powdered drinks, milk, non-dairy creamer, table salt, spices, etc. It is also found in pet food of cats and dogs for bone building and nerve impulse transmission.


So, people who don’t know what is tricalcium phosphate can now recognize it! Its multiple usages have made it popular around the world. TCP is used as a nutritional supplement that is easy to be absorbed when taken with food. Here, I have also mentioned all the uses, possible benefits, and side effects. Now you may have got a good knowledge of what is tricalcium phosphate which helps in maintaining healthy bones and teeth.

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