One must adhere in selecting the composition of his diet to foods typical for the geographical area in which he was born. Instead of quinoa eat beans, instead of goji berries - rosehips and nettles. Local food is encoded in our DNA and it is the most useful to us. Another fact is that the advertised so called "super foods" are 100% GMO garbage.
A book about the 50 most common diseases, how to treat them and how to avoid generally being sick.