The deficiency of vitamin D3 in our body cannot be ignored. Vitamin D3 is one of the vitamins your body needs to stay healthy. It plays an important role in maintaining calcium balance in your blood and bones and in the formation and maintenance of bones. Vitamin D3 deficiency means that your body does not have enough vitamin D. This mainly causes problems related to your bones and muscles. Lack of vitamin D3 in the body also affects brain function and hormonal health. Vitamin D3 plays a role