‘Ozempic face’ and hair loss: what evidence is there for weight-loss drug side-effects?

Research into GLP-1 medications is not always robust but complaints such as digestive problems are well known

Weight loss jabs such as Wegovy and Mounjaro have boomed in popularity, and so have reports of myriad side-effects. This week researchers have suggested GLP-1 medications could be associated with hair loss.

It can be hard to keep tabs on which of these unintentional outcomes have been the subject of expert scrutiny and which remain little more than hearsay. We take a look at some of the most talked about side-effects and explore which have been studied – and which remain unproven.