DR LEWINNS RENUNAIL NAIL STRENGTHENER 30ML - WITH CALCIUM A superior nail care treatment to promote stronger, longer and healthier looking nails also protects nails against dehydration caused by the use of harsh detergents and soapy water. Helps restore nails damaged from nail extensions. Eliminates peeling, flaking and chipping. Promotes stronger, longer and healthier looking nails. Fortified with Calcium. Can be used as a base coat and/or top coat. Apply 2 coats onto clean nails, avoiding the cuticle area, and then one coat daily for the next 5 days. On the 7th day remove with nail polish remover. Repeat the process 3 times. (Each program lasts for 25 days). Allow your nails to rest for 1-2 weeks between programs.