You've probably seen tools soaking in a blue liquid disinfectant before at a nail salon. This solution is usually Barbicide, and it's a good sign to trust the pedicurist. These tools are often safe to use without the worry of bacterial or fungal transfer.

To fix a nasty cuticle wound, soak the area in a solution of 1 teaspoon Epsom salt and 1 cup warm water to draw out any infectious bacteria, says Howard Murad, M.D., assistant clinical professor of dermatology at the UCLA School of Medicine. Then gently pat it dry, apply Neosporin and cover it with a bandage.