It looks like Apple is requiring science-based data for their medical apps:
The increasing popularity of apps which diagnose and treat medical issues is causing Apple to enact stricter guidelines. Apple wants developers of medical apps which give consumers drug dosages to cite references. The new requirement is designed to reduce medical misdiagnosis, as well as potential plagiarism, according to a news site Wednesday
This was a good first step.
Now, they just have to create the pseudoscience category and move there all the homeopathy apps and their likes.
