The main ingredients contain: menthol, camphor, methyl salicylate, eucalyptus oil, clove oil, which can play a role in inhibiting the elimination of fungus. Before using wind oil essence, you should soak the nail first, soak the sick nail in warm water until the nail is softened, and remove the sick nail that can be removed with a nail clipper. Then put drops of anthocyanin on the affected nail, fully let the drug penetrate into the nail bed, massage until it is completely absorbed, twice a day. Once the essence is completely absorbed and air-dried, you can apply some more ointment.