Calcium is an essential component for the body because it helps in building of the bones as well as in the neurotransmission of the signals.

Takes part in the development of bone.

Helps in the clotting of blood

Controls excitability of nerves

Acts as a cofactor for certain enzymes

Takes part in the contraction of muscles, including heart muscles.

Helps in the release of catecholamines from the adrenal medulla

Required by certain hormones for function eg Adrenaline to increase glycogenolysis.

Calcium is shown to reduce the risk of osteoporosis if taken in adequate amounts along with Vitamin D in childhood, adolescence and early adulthood. There are also studies that strongly suggest that calcium helps reduce the risk of certain cancers like cancer of colon and cancer of postrate.

Calcium also plays a role in reducing Cardiovascular Diseases by decreasing intestinal absorption of lipids, increasing lipid excretion, lowering cholesterol levels in blood and promoting calcium influx into the cell. However, if the calcium intake is higher than the RDI, it increases risk of CVDs.

 

Calcium also appears to lower blood pressure and decrease risk of hypertension