In recent studies it has shown that
vitamin d deficiency has shown increased chances of acquiring autoimmune disorders such as Type I DM, multiple sclerosis, Lupus, Rheumatoid arthritis, Grave's disease and Hashimoto's disease. An autoimmune disease is a condition in which your immune system mistakenly attacks your body. The exact cause isn't certain but it has seen to more in certain ethnic groups, heriditary, environmental factors such as infection, exposure to chemicals or solvents, diet and hygiene hypothesis.