This top-rated nail strengthener will give fragile, brittle nails an overhaul

Give it a week, and nails can become weak and brittle, made even worse if you’ve committed the ultimate beauty sin: peeling your gel manicure off. The hardener protects and strengthens fragile nails while providing a healthy glow and provides all that healthy nails need, thanks to a potent mixture vitamins A, E, B5, Argan oil and Magnesium.