No, that's not saying it's scientific proof. He says he did an experiment on himself and he got a good response from it. Anyone with any reading comprehension at all can see that this article was completely about how his body responded to this diet and not about a full clinical study on the diet. If you don't think the diet would work for you, then don't do it. What I think is great about this website is that they give information on all sorts of diets and workouts, so there's always new stuff to try to see what works best for me.