Science is a process, and it will not always fit nicely into peoples political views. Sometimes ideas you hold most dearly are wrong.
“It is simply no longer possible to believe much of the clinical research that is published, or to rely on the judgment of trusted physicians or authoritative medical guidelines. I take no pleasure in this conclusion, which I reached slowly and reluctantly over my two decades as an editor of The New England Journal of Medicine.” - Harvard Medical School’s Dr. Marcia Angell
If we're gonna accept witchdoctor medicine (with iffy at best science behind it), might as well let in the homeopaths, no? Fair is fair.