Sally Hanson Diamond Strength Instant Nail Hardener
Have problems with splitting and breaking nails? Dr. Toyohara usually recommends a supplement including biotin but say some people need more. "Sometimes environment and genetics play too big of a role and you need something more. This helps me to keep my nails strong."
Available at Drugstore, $6.39 MORE ON BABBLE 10 beauty secrets every woman should know 25 chic hairstyles ... more