It creates a huge transaction cost on content "that advocates a particular approach to health, nutrition, or medicine". First, some unspecified actor will need to make sure that such content is vetted by experts, however that status is to be determined. Secondly, stores will need to make sure that each item containing such content provides a suitable disclaimer. Thirdly, some bureaucracy will be tasked with enforcing these rules.

It would simply be much easier to not produce any content "that advocates a particular approach to health, nutrition, or medicine."