Isn't that what the Advertising Standards Authority does in various regions? https://en.wikipedia.org/wiki/Advertising_Standards_Authority https://en.wikipedia

Isn't that what the Advertising Standards Authority does in various regions? https://en.wikipedia.org/wiki/Advertising_Standards_Authority https://en.wikipedia.org/wiki/Advertising_Standards_Authorit... There are laws and guidelines stating that claims made in ads have to be backed up, or at least not misleading and there are companies who've been fined or forced to take down ads because of it. Whether it works well is another question though.