Helps utilize Vitamin B12. Calcium is excreted in the urine, eliminated in the feces and lost in sweat and excreted in breast milk. Calcium is also reabsorbed in the kidneys. Calcium is needed for muscular growth and contractions, healthy transmission of nerve impulses, a buffer for blood, and normal blood pressure. Calcium prevents bone loss from osteoporosis and is an important element in enzyme reactions.
Calcium helps to reduce stress.
Helpful in stroke prevention. Calcium may help prevent colon and rectal cancer. Nervous disorders, and muscle cramps in arms and legs are other signs of calcium deficiency's. Those at risk for low calcium are women over 45, men over 65, people who consume alcohol, inactive lifestyle, low calorie diet, high protein diet, pregnant women, smokers, lactose intolerance, frequent use of magnesium antacids, and cortisone medication. Excessive calcium supplementation could result in kidney failure even if you don't have kidney disease.