Standards will not provide any evidence

Herbal medicines and other therapies of questionable value aren't necessarily harmless.This article suggest that alternative medicine should have standards.

Reading this:

Two Canadians, including a Toronto man, have been charged in connection with foreign clinics that milked millions of dollars from desperate cancer patients by promoting an alleged cure based on magnets (from the article).

I can't picture to myself the professional standards considering this, this and this? What is the big idea? Regulation will not provide any evidence.