Our nail repair solution contains acetic acid, disodium EDTA, and bark extract. It helps to treat bacteria and nail infections that damage nails and cuticles. The method of its use is very simple: soak the diseased nail in warm water, sharpen the nail with a file, drop in the right amount of care solution, drop on the nail, once in the morning, once in the evening. Continuous use for healing. It does not harm the nails after use, only removes nail fungus.