SWEET POTATO, CARROTS, FLAX seeds, Eggs hair health such as choline and vitamin A , D and B12. citrus fruits : Vitamin C is also required for the production of collagen that makes capillaries that connect to the hair shafts strong. pumpkin : pumpkin is full of vitamin C and E that help repair your body s cell from damage. sweets peppers: bell peppers may aid hair growth. greek yogurt : Greek yogurt contains tons of proteins which is building block for the gorgeous lock. berries: High in antioxidants and vitamins , berries can help protect hair and promote their growth. beans : High in protein ironic , zinc and biotin , beans can help support strong , healthy hair.