PowerCal tablets is a supplement formulated to promote stronger bones, teeth and healthy gums. PowerCal also helps the body maintain a regular heartbeat and aids in muscle contraction and neurotransmitter release. Zahler’s PowerCal formula includes Calcium and other nutrients, such as Magnesium and Vitamin D3, which bolster Calcium’s effectiveness. These ingredients act collectively to prevent bone loss. Additionally, PowerCal includes Oat Straw, Strontium and minerals that have been proven to lay down new bone growth and increase bone mass.