VD and Calcium can be taken together.VD, or Vitamin D, can be taken with calcium.Vitamin D promotes the absorption of calcium, and drug interactions do not usually occur. Vitamin D, when taken, can be converted into active vitamin D by the body’s liver and kidneys, which promotes intestinal absorption of calcium. Therefore, taking the two together will make the effects of vitamin D and calcium more efficient. Calcium is an indispensable element for human bones, which can effectively prevent osteoporosis, but it should be prohibited for people with renal insufficiency and kidney stones; Vitamin D not only promotes the absorption of calcium and phosphorus by the organism, but also promotes the growth and calcification of the bones, and promotes the soundness of the teeth; however, it should be prohibited for people with chronic renal insufficiency, hypercalcemia, and hypophosphatemia accompanied by renal rickets. The drug should be taken under the guidance of a doctor in order to maximize the effect.