Calcium & Magnesium, 250 tablets

What the brand says

Sold as “Source Naturals - Calcium & Magnesium, 250 tablets”

Calcium and magnesium work together in several key physiological processes. They are important in the regulation of blood pressure and for healthy muscle function. Calcium is needed for muscle contraction and magnesium is needed for muscle relaxation. In addition, they are both components of skeletal tissue, and magnesium is necessary for calcium's absorption into the bones.