In a nutshell, Vitamin D is a steroid vitamin and there are five forms of it: D1, 2, 3, 4 and D5. In addition to its health benefits, Vitamin D is also important for the absorption of additional nutrients such as phosphorus or calcium. Besides this, it is believed that Vitamin D can also help those who are trying to lose weight, and those who have normal levels of Vitamin D can fight cardiovascular disease, autoimmune diseases, infectious diseases or even cancer a lot better than those with Vitamin D deficiency. Even so, millions of Americans are Vitamin D deficient and they do not even know it.
This vitamin acts as an immune system regulator, it can reduce the risk for multiple sclerosis, it supports the proper functioning of the brain and it also reduced the risk of rheumatoid arthritis in women.