Karma Naturals Nail Strengthener for Healhty NailsEnhance the condition of the natural nail plate by offering protection and nourishment to the nails. Works as a protective, flexible film that reinforces the structure of the nail while also imparting vitamins and nutrients to the nail plate to promote growth. Directions For Use: Apply one coat every day for a week. Remove and apply one coat twice a week for two weeks, removing each week. Then, use as a base coat under your favorite nail polish.