Dr. Scholl’s® Fungal Nail Revitalizer produces visible results in just 2 days, so you can feel more confident about your feet. It is safe and effective and uses clinically proven ingredients for managing the nail appearance from Fungal Nail. In a recent clinical study, consumers reported significant improvement in both nail discoloration and smoothness after two days of use. Can also be used as a refill for Dr. Scholl’s® Fungal Nail Revitalizer Light-Activated Therapy.