Besides being in poor health, the most common complaint of the Vegans in his practice, "Doctor, I have this terrible problem with gas. I'm just so gassy all the time.!"
His reply, "So are cows, which only eat grass and corn!"
He then tells them if they just eat complex carbo hydrates, they will produce gas like cows and have a gas problem 24/7. He can't do anything if they only eat like a cow.