1No side effects, painless and safe, both toenails and fingernails can be used. 2Promote growth of nails and accelerate the metabolism of nails, making nails smoothly and shiny. 3Provide nutrition for fingernails without stimulation, and prevent the formation of onychomycosis. 4Made with natural ingredients, it can help repair damaged nail layers, good repairing effect. 5Repair nail plate fall off, discoloration, nail problems, so as to promote the repair of nails.