I am trying to grow my nails out but they are peeling and are thin and flimsy is this because I am missing a vitamin or something?

Thin nails. The following medical conditions are some of the possible causes of thinning of nail plate. There are likely to be other possible causes, so ask your doctor about your symptoms. Iron deficiency anemia, plummer vinson syndrome, malnutrition, ectodermal dysplasia, fungal infections, selenium poisoning, tricho dento osseous syndrome, tinea, post chemotherapy.
Essential Fatty Acid. Essential fatty acids found in cod liver oil support strong thick hair and nails. Http://getrealforkids. Com/resources/real-health/must-have-supplements/2616-arctic-d-cod-liver-oil.