Justin fro MO writes:

<<   This tells me that his genes are actually
 better suited to a grain and dairy based diet. >>

The only 'genes' that react that way are 'blue-jeans' and it seems you would
rather name call than learn that this is not consistent with any information
or rational theory but rather re-state this as well as the other illogical
premise that although other animals may have eveolved WE certainly didn't!
Elitist is not the term to label those that are trying to correct a glaring
error.