If not meat, where? I don't mean to offend, but I am curious as to how one can separate pseudo-science, already disproven ideas (All matter is made from 5 eleme

If not meat, where? I don't mean to offend, but I am curious as to how one can separate pseudo-science, already disproven ideas (All matter is made from 5 elements) and some eastern tradition from posed hypothesis, repeatable experiments and conclusions that are up for being argued.