Protect your health, strong and overall vitality by taking Nature's Way Calcium Citrate. Calcium citrate has been shown to be more effective than other forms of calcium supplements. It's necessary for healthy teeth and bones, and is essential for nerve/muscle innervation, regulation of blood pH and proper tooth development. It also optimizes the calcium channel pump by which important bio-molecules are transported into the cell. This calcium citrate supplement comes in a 100-count bottle.