How Is Calcium Used In The Body?

Calcium is the most abundant mineral in the body. It is essential for the development and maintenance of strong bones and teeth, the location of about 99% of the body's calcium. Calcium also helps the heart, nerves, muscles, and other body systems work properly. It is probably best known for its effects in preventing osteoporosis. Your body needs several other nutrients in order for calcium to be absorbed and used properly, including magnesium, phosphorous, and especially vitamins D and K. Calcium can help prevent or treat the following conditions: Osteoporosis,Hypoparathyroidism,Premenstrual Syndrome, High Blood Pressure,Rickets.

I agree with you Sara..calcium is a macro nutrient that has many important functions in the body. It can be obtained from sources like-
Almonds,Baked beans,Banana,Broccoli,Brussel sprouts,Cabbage,Calcium-fortified bread,Calcium-fortified breakfast cereal,Calcium-fortified orange juice,Calcium-fortified soy milk,Cheese,Chickpeas (Chhole),Cowpeas,Eggnog,Milk,Okra,Peas,Salmon,Sardines,Sesame seeds,Shrimp,Spinach,Tofu,Turnip greens,White beans,Yogurt.