"My 50-year-old nails look younger, feel stronger, and look shinier!" wrote a rave reviewer. "I only applied 2 coats in this ...

That’s why we’ve rounded up the best nail strengthening treatments out there—clear ones, tinted options, base coats, cuticle treatments, and more. We even got expert tips from board ...

Promising review: "For several years, I've looked at and considered Bio-Oil. However, I finally took the plunge. I have scars ...