No one knows – or loves – lip salve quite like guest editor Claudia Winkleman. Here, the self-confessed balm obsessive embarks ... This is giving Blistex (my current number one) a real run ...

The study examined twelve different lip balms, identifying the presence of Mineral Oil Saturated Hydrocarbons (MOSH) in products like Leti 'Balm Repair ... found in Blistex Classic Lip Protection.