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?

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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