CBD products are everywhere. You can get the cannabis extract in oils, vapes, skincare products, even gummy bears, coffee and fizzy drinks. Videos recommending it are all over TikTok, and it’s so popular Kim Kardashian even had a CBD-themed baby shower.

Fans and influencers say it can help improve your mood, help you sleep, get rid of anxiety and chronic pain. But are these claims true?

BBC reporter Annabel Rackham explains what CBD is, where it’s legal and whether it can be addictive or have side effects. We hear from two people who take CBD. And Harry Sumnall, Professor in substance use at the Liverpool John Moores University in the UK, explains what we know from scientific studies on the health effects of CBD.

Instagram: @bbcwhatintheworld WhatsApp: +44 0330 12 33 22 6 Email: whatintheworld@bbc.co.uk Presenter: Hannah Gelbart Producers: Julia Ross-Roy, Hayley Clarke and Baldeep Chahal Editor: Verity Wilde