Calcirax MZ tablet contains Calcium Vitamin D3(cholecalciferol)L-lysine and Zinc which is used as nutritional supplement.Role of Key ingredients:Calcium ensures the adequate supply of calcium to bones. It may be used to treat conditions caused by low calcium levels such as breaking of bones.Cholecalciferol (Vitamin D3) which is a fat soluble vitamin that helps the body to absorb calcium and phosphorous found in food and supplements. Vitamin D is made by the body when skin is exposed to sunlight. Sunscreen protective clothing limited exposure to sunlight dark skin and age may prevent getting enough vitamin D from the sun thus leading to Vitamin D3 Deficiency.L-lysine is an essential amino acid for normal growth and development.It also helps in the absorption of calcium.Arginine is an α-amino acid that is used in the biosynthesis of proteins.Zinc is necessary for bone mineralization and bone matrix formation.  Calcirax MZ is a nutritional supplement which can be taken by people who have low levels of calcium in their blood. It is used as :-Meets extra calcium & minerals demand during pregnancy & lactationHelps to maintain strong bonesPrevents pregnancy induced hypertensionImproves & reduces risk of vertebral and nonvertebral fracturesPregnancy & LactationPostmenopausal OsteoporosisHypoglycemia Use under medical supervision.