Calcium Night is a technologically advanced formula providing optimal forms of calcium and key conutrients to help support a healthy skeletal system. Calcium Night contains magnesium in a one-to-one ratio with calcium. And Calcium Night contains other nutrients to support bone health such as vitamins B-6 and D-3 folic acid and the trace minerals manganese and boron. Taking calcium supplements at night offers added protection until breakfastOther products from HerbsPro