I’ve tested thousands of beauty products – this is the makeup brand I can’t stop using

You need to know about cool Berlin beauty brand Kess. (Picture: Metro/KESS/Getty/Louise Whitbread)

Over the past decade as a beauty journalist, I’ve tested thousands of products and developed a finely tuned eye for what works, what doesn’t, and what’s worth a spot in my routine. 

I’m not a skilful makeup artist, and with acne-prone, oily combination skin, I like to keep things simple. So when I find new brands and products that I love, you can’t shut me up. 

My most recent find is Kess, a Berli...