Kraft Heinz’s campaign for its Devour brand ran on Pornhub in January

The global consumer giants Unilever and Kraft Heinz have come under fire for advertising on the world’s most popular porn website, which is flooded with illegal content.

Pornhub is awash with secretly filmed “creepshots” of schoolgirls and clips of men performing sex acts in front of teenagers on buses. It has also hosted indecent images of children as young as three.

The website says it bans content showing under-18s and removes it swiftly. But some of the videos identified by this newspaper’s investigation had 350,000 views and had been on the platform for more than three years. Three of the worst clips that were flagged to Pornhub still remained on the site 24 hours later.

Earlier this year, Unilever, which makes Dove soap, Marmite and