"Brittle nails can split at the distal part of the ... because nails need a variety of vitamins to grow, nutritional ...
Vitamin deficiencies or fungal infections can ... American Osteopathic College of Dermatology. Brittle splitting nails. Chessa MA, Iorizzo M, Richert B, et al. Pathogenesis, clinical signs and ...
A split nail (onychoschizia) is a vertical or horizontal crack through the fingernail. The nail may also feel soft, thin, or brittle. Injury, harsh chemicals, psoriasis, nail fungus, or vitamin ...