Improves Appearance for 92% if Users.Advanced Formula. Unique, Clinically Proven Nail-Penetrating Formula Rapidly Improves Appearance of Fungal Nails Restores Healthy Appearance Normalizes Thickness Reduces Discoloration 77% See Improvement in 2 Weeks Proven Safe No Preservatives Odorless Previously only available in Europe, Kerasal Fungal Nail Removal Treatment is a topical formula that is clinically proven to rapidly improve the appearance of unsightly fungal nails. Kerasal Nail's patented formula combines the keratolytic, nail-softening, & hydrating effects of propylene glycol, urea & lactic acid, to deeply penetrate the nail & restore healthy appearance. Kerasal Nail is preservative free & proven safe in clinical studies.In a recent clinical study, most users saw improvement in nail appearance within two weeks & 92% of users reported improvement over an 8 week period. Duration of treatment varies according to severity, but in many cases 3-6 months of application may be required to achieve satisfactory results. Suggested Use: Applies easily with a no-mess pinpoint silicone tip applicator. Apply a thin layer just once daily before bedtime directly to affected nails & under the edge of the nail. Allow a few minutes to dry. Protect from sunlight & freezing. Keep between 26° & 77°F. UPC: 857074001613 Weight: 0.32 lbs