Vitamin D's role in modulating the immune system has been a focal point of research in understanding autoimmune diseases. Studies suggest that vitamin D deficiency is commonly found in individuals with autoimmune disorders. This deficiency might not only be a contributing factor to the development of autoimmune diseases but also exacerbates their progression.A critical aspect of this connection is the polymorphism in the vitamin D receptor (VDR) gene. Polymorphisms are variations in a gene that

Signs and Symptoms of Vitamin D Deficiency