The U.S. market for organic produce alone was $12.4 billion last year.Some of the devotion from consumers attains almost cult-like status, which is why a recent article by Stanford University researchers that was dismissive of health or nutritional benefits of organic foods created such a furor.The study, by researchers in the university’s Center for Health Policy and published in the Annals of Internal Medicine, was a meta-analysis in which results from the scientific literature were combined but no new, original laboratory work was conducted.