Ruth Langsford uses the £28 Kosas setting powder to keep her makeup flawless under studio lights on Loose Women, and shoppers say it makes 'your under-eyes look flawless' ...

Add Yahoo as a preferred source to see more of our stories on Google. Hailey Bieber has become the face of glazed donut skin because she always has the dewiest complexion. It’s often left us wondering ...

Which Kosas product is best? Kosas arrived on the market in 2015, and since then, it has earned a reputation for clean products that are gentle on skin with nourishing ingredients. Now with over 30 ...

We may earn commission from links on this page, but we only recommend products we love. Promise. My fellow editors and I put Kosas' bestselling products to the test, and let me tell you, they ...