Our Gray Nail Repair and Nail removal Nourishes contain acetic acid, disodium EDTA, and matrine root extract. It can disinfect and repair damaged tissue and restore the smooth and glossy state of the damaged area. Accelerate the growth of new nails, accelerate the metabolism and growth of finger (toe) nails, and provide nutrients for new nails. Its use method is very simple: the first time to use, first soak the sick nail in warm water, then use a file to whiten the irregular nail, and then drop the right amount of this product, slowly penetrate the diseased nail, and finally keep one drop in the morning and one drop in the evening. Use it until it heals. And can repair nail care.