Hair has always carried cultural weight and kudos. From Bardot’s effortlessly undone volume to the long, glossy lengths of Bond-era Sophie Marceau; from Jane Birkin’s insouciant, cool-girl fringe, to Grace Jones’ iconic‘80s flat top and Farrah Fawcett’s feathered flicks, great hair has always been endlessly celebrated, analysed and mimicked. Across decades and genres, these signature styles have shaped beauty ideals, reflected cultural shifts and cemented hair as one of the most powerful tools of self-expression. More recently, vital, glossy, healthy-looking hair has become the industry’s holy grail – a shift that has arrived alongside an explosion of advice and products promising to deliver it, often with confidence and insufficient scrutiny. Social platforms, in particular, have elevated certain oils, supplements and massage techniques into supposed miracle treatments capable of delivering the hair of our dreams. Keen to learn more about caring for hair – and to bust a few of the myths doing the rounds, rosemary oil for accelerated growth among them – we got in touch with Anabel Kingsley, Brand President and Consultant Trichologist at …