Throughout the last year or so, scalp health has made its way to the forefront of the healthy hair growth conversation, cementing the category as a total must for both beauty lovers and celebs alike.

All products featured on Glamour are independently selected by our editors. However, we may receive compensation from retailers and/or from purchases of products through these links. But what is a ...

“Using an at-home mask is like going to the gym,” says Shereene Idriss, MD, a board-certified dermatologist and founder of Idriss Dermatology in NYC. To truly see any skin care benefit, you need to ...