Uncovering TikTok's Dangerous Health Misinformation 🚨 | Marketplace Full Episode

Marketplace investigates 200 videos on TikTok and uncovers a troubling trend: misinformation is not only widespread, it’s thriving. We reveal how influencers are racking up views by pushing misleading or outright false health claims, often with no accountability. Comments on this episode were open for the weekend following its posting on Oct. 24, 2025 to allow for responsive comment moderation. You can read more about why comments aren't open all the time across CBC and other ways to interact with us: https://cbchelp.cbc.ca/hc/en-ca/artic... #Marketplace #Investigation #Health 00:00 - TikTok’s health ‘hacks’ 02:38 - Investigating autism claims 08:34 - Parent of autistic kids: ‘It makes me angry’ 12:58 - Investigating cancer claims 19:52 - TikTok responds 20:15 - Will you still turn to TikTok for medical advice? »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS For breaking news, video, audio and in-depth coverage: https://www.cbc.ca/news Follow CBC News on TikTok: https://www.tiktok.com/@cbcnews Subscribe to CBC News on Snapchat: https://bit.ly/3leaWsr Download the CBC News app for iOS: http://apple.co/25mpsUz Download the CBC News app for Android: http://bit.ly/1XxuozZ »»»»»»»»»»»»»»»»»» For more than 80 years, CBC News has been the source Canadians turn to, to keep them informed about their communities, their country and their world. Through regional and national programming on multiple platforms, including CBC Television, CBC News Network, CBC Radio, CBCNews.ca, mobile and on-demand, CBC News and its internationally recognized team of award-winning journalists deliver the breaking stories, the issues, the analyses and the personalities that matter to Canadians. INVESTIGATING DR TIK TOK producer/director MADELINE McNAIR associate producer DEXTER McMILLAN reporter ASHA TOMLINSON editor AARON TAYLOR camera JOHN LESAVAGE NORMAN ARNOLD MICHAEL COLE OLIVER WALTERS audio IGAL PETEL art director DAVID ABRAHAMS additional research BOBBY HRISTOVA additional footage NBC TIKTOK social media producers CAROLINE GDYCZYNSKI BRITT PURDY colour correction KYLE J. SMITH sound mix DANY TREMBLAY resource coordinator MARC CORMIER news rollout DEXTER McMILLAN packaging editor BENNY KOSHY packaging producer MARY-ANN VENDITTI senior producer HEATHER EVANS executive producer NELISHA VELLANI first broadcast OCTOBER 24, 2025