interspersed with products from a few rival brands – namely COSRX’s lip sleep mask (£22, Lookfantastic.com) – to see if the results differed. We used the balm during the day, too ...

You can get four of the popular lip balms for just over the price of one - it's great value for any existing fans or someone ...

We polled our colleagues, picked through our stashes and interviewed experts to find 13 standout balms, gels, serums and more ...