Vitamin D3 (cholecalciferol) is most well-known for promoting bone health. But this vitamin is also pivotal for boosting the immune system, enhancing mood and muscle function, and supporting heart ...

During the winter, pay attention to the amount of sun you get. If needed, take supplements to experience the vitamin D3 benefits for men, women and children discussed below.

If you take a vitamin D3 supplement, you get all of the benefits of the sun without the worry of sunburn. The body produces D3 when the sun hits your skin, but the sun can also harm your skin, so ...

Vitamins D3 or D2 can be used, but D3 is thought to be more effective according to the NIH. If you wish to improve your kidney function, consult your doctor about adding vitamin D3 to your diet.