I am fatigued from reading about nutrition, everyone claims to be "not an expert, but spent a year reading studies" and then proceeds to cite studies that suppo

I am fatigued from reading about nutrition, everyone claims to be "not an expert, but spent a year reading studies" and then proceeds to cite studies that support their claims. * It's all about calories! carbs/fats/protein ratio doesn't matter [1] * It's all about carbs! [2] Why don't PhDs themselves write an easy to read book about this? We have to rely on "translators" like Tim Ferris [3] and others like him [4] who cite contradicting studies. [1] https://www.ncbi.nlm.nih.gov/pubmed/19246357 [2] http://www.ajcn.org/cgi/reprint/23/7/948 [3] https://tim.blog/2008/02/25/the-science-of-fat-loss-why-a-calorie-isnt-always-a-calorie/ [4] http://physiqonomics.com/fat-loss/