A suite of products promise smoother skin, bigger muscles and longer life. But what are peptides? And do they work?

Niacinamide is generally better tolerated for rosacea. “It helps to reduce redness, strengthen the skin barrier, and calm inflammation without causing irritation,” explains Dr. Mahto. Generally ...

One of the best compliments I could ever receive is “your skin is glowing!” I find that happening almost daily when I use ...

A beauty writer puts Massage Envy’s targeted treatment to the test after a vacation left his skin with stubborn dark spots.

Shay Mitchell tells PEOPLE that her much talked about new kids' skincare line rini is a "solution" to a common parenting ...

"AHAs are water-soluble, so they typically stay near the skin’s surface. However, mandelic acid is unique as it can penetrate a little deeper and even become oil-soluble, allowing it to deliver gentle ...