Gloves should be worn when doing dishes. Nails should be cut short, and
nail salons and
nail polish remover should be avoided. Petroleum jelly (Vaseline) or olive oil holds the moisture around the nails and decreases breakage. Biotin, zinc and/or glucosamine chondroitin may afford some decrease in breakage, but this has not been proven.
found this, I think hydration has a lot to do with, There we more articles on this and other womans topics and HCV.