Bright nail is a medicine for gray nails, gray nails is also a complex disease, there is a part of gray nails, bright nail is OK, but bright nail can not solve all the problems of gray nails. Because this gray nail is caused by a local nail fungus, I usually use Chinese medicine to treat, rarely use bright nail, so as to say that this bright nail what is its real composition, may involve people confidentiality, I do not know the real composition, so I do not know the composition, so I do not recognize the composition, I have no right to speak. I can only tell the majority of netizens what, I am in clinical treatment, with bright nail treatment results is that it does cure some diseases, but it is not all gray nails can be cured.