Magnesium: Magnesium helps your body absorb calcium by activating vitamin D and influencing parathyroid hormone (PTH) ...

Why? For one, there are a variety of forms of calcium that you can take, and they differ in the amount of elemental calcium they deliver. For instance, calcium carbonate has more elemental calcium ...

Medically reviewed by Melissa Nieves, LND Calcium is an essential nutrient commonly found in dairy products, canned fish, ...