The Citracal Calcium Citrate with Vitamin D Supplement - 180ct gives you the required daily calcium supplement. This calcium supplement has the daily recommended dosage of both. Body loses calcium everyday and does not make it either. Therefore, taking calcium supplements becomes a necessity to maintain strong and healthy bones. Taking this supplement keeps the bones from getting thin and brittle and helps keep osteoporosis at bay. Vitamin D also serves as a breast health supplement. This supplement can be taken with or without food. It is gentle on the digestive system and does not cause any problems. It is recommended that you take 1 to 2 caplets two times a day or as recommended by the physician. With Citracal calcium citrate, you can remain strong and healthy as always.