Everything that we call science today was once alternately laughable or mysterious.
Only after things have been repeatedly tested, and alternative explanations thoroughly ruled out, can a claim be considered accurate. Everything was once alternately laughable or mysterious, until it was thoroughly proven to be true. There is a reason why we aren't letting your blood because you have a cold anymore.
While it's good for society to find and recommend things that are beneficial to most people, we shouldn't prevent people from doing the things that they find helpful.