Nutrition science is hard. The effects are long-term and easily confounded by all the other things one eats. Randomized controlled trials are not easy to pull off. It's only loosely regulated and and a big market. And everyone eats, so everyone has an opinion.
Perhaps that's why there is a lot of sketchy results, hyperbole in communication, and a cycle of debunking (of the debunking) around.
Perhaps that's why there is a lot of sketchy results, hyperbole in communication, and a cycle of debunking (of the debunking) around.