
If you’re an avid scroller of TikTok, the K18 hair mask is probably already on your radar. The hashtag #K18 already has an impressive 419.8M views, and users everywhere are already calling it the next Olaplex. That, and celebrities like Hailey Bieber, Khloe Kardashian, Selena Gomez and Rihanna are all equally obsessed with it. But what is it? And can a hair treatment really be this magical? We decided to investigate.
