SEE A VISIBLE DIFFERENCE STARTING IN JUST 2 Days - Kerasal is specifically formulated to start improving nail appearance of nails damaged by fungus in 2 days.1st DR RECOMMENDED - Kerasal is the most doctor recommended brand for improving the appearance of nails damaged by a fungal infection (among non-prescription brands). Give your damaged nails the care they need. Podiatrist Study.IMPROVES NAIL APPEARANCE IN OVER 90% OF FUNGAL NAIL SUFFERERS (when used as directed). Clinically proven to reduce discoloration, normalize thickness and hydrate brittle nails.WORKS DIRECTLY ON NAILS DAMAGED BY FUNGUS TO IMPROVE APPEARANCE: Works on both fingernails and toenails. Comes in a clear and odorless formula with a no-mess silicone tip applicator.KERASAL PRODUCTS CARE FOR YOUR FEET: If you struggle with cracked feet or damaged nails discolored from fungal infections or psoriasis, Kerasal has a product for you.