b-12, the vite mys are related. i didn t find vitamin d. there are studies from egypt and others and small group that found relationships. i tell the viewers to check vite my d to make sure you re not low. that could play a role. couple of points about vitoligo. it could be genetic. there is a gene now the nalp1 gene associated with vitiligo. it s when the pigment cells are destroyed in other areas so you have white blotches of skin rate. they treated with the ultraviolet light. that also increases your vitamin d level. but i don t find any direct link like david said. there is a link with the vitamin d deficiency and autoimmune diseases like lupus and rheumatoid arthritis that can be associated with vitiligo. if you have it and an autoimmune disease they should extra check you for vitamin d deficiency.