How TikTok’s algorithm ‘exploits the vulnerability’ of children

Up to 1.4m children under 13 use app, watchdog finds - and experts say they are being flooded with harmful content to promote addiction

• TikTok fined 12.7m for illegally processing children's data

It is the home of dance tutorial videos and viral comedy sketches. But it is also host to self-harm and eating disorder content, with an algorithm that has been called the crack cocaine of social media".

Now, the information commissioner has concluded that up to 1.4 million children under the age of 13 have been allowed access to TikTok, with the watchdog accusing the Chinese firm of not doing enough to check underage children were not using the app.