When it comes to brittle nails, hydration is often the missing piece. And yet, most nail treatments on the market focus on surface-level solutions like oils and creams. Enter hydrogel — a game-chan...

Keratin is the protein building block of nails. But daily wear, aging, poor nutrition, external stress and environmental damage can disrupt keratin production—leading to nails that break, peel, and...

We sat down with a licensed dermatologist and nail care expert to answer the most common questions about brittle nails — and what to do about them. Q: Why are my nails so dry all of a sudden?A: Na...