'There's no real evidence to suggest a jade roller really does do all the things suggested,' confirms Dr Glancey. 'However, lots of women have claimed it's helped to reduce puffiness, lessen fine lines and give their skin more of a glow. '

Is Jade roller really effective?

They're often touted as an “anti-aging” tool (a phrase some beauty circles, such as Allure magazine, have banned). In reality, explains Suzanne Friedler, a Manhattan-based dermatologist, jade rollers are about as effective as any form of facial massage when done correctly.

How long does it take for a jade roller to work?

The whole process should take two to four minutes, depending on how many passes you're doing and how many areas of the face you're hitting. As you're working the jade roller, you'll see your skin start to flush — this is a good thing!