Metro journalists select and curate the products that feature on our site. If you make a purchase via links on this page we will earn commission – learn more Many beauty products stand the test of ...

We write about a lot of beauty products at the Strategist, as recommended by experts and beauty enthusiasts and tested by our ever-obsessive staff. And since many of those products go on sale often, I ...

Naturally, it’s complicated. “The honest answer is that there's no universal rule,” admits D’Alessandro. While frequency depends on many factors, she says most people do well washing their hair two to ...