Calcium citrate, which is a white, odorless powder with the chemical formula Ca3 (C6H5O7) 2, is difficult to dissolve in small amounts in water and is insoluble in ethanol, It is most common calcium salt of citric acid form is calcium citrate. It is a tetrahydrate. This substance has a melting point of 120 ° C.  It is commonly used as a flavoring in a variety of juices and as a buffer in soft drinks and energy drinks. Tricalcium citrate is also used as an acidity regulator in jams, as a puffering in cream  and as an emulsifier in cheese. Tricalcium citrate also used In the dairy industry, bread products which are fortified with calcium.. Tricalcium citrate supplements are also available to strengthen muscles and bones in athletes, pregnant women, postmenopausal women and the elderly. Following the benefits of this substance in some people causes gastrointestinal problems such as constipation, flatulence, bloating and so on.