Courtesy: Jason Carter A nurse has traded in a diet of quinoa and vegan sausages for beef fat and uncooked lamb's brain - claiming raw meat has made him mighty. When a year of being vegan made him fat and sluggish, instead of giving him the trim physique he wanted, Jason Carter, 34, slowly reintroduced meat and dairy - then going to the opposite extreme at the start of 2020, by devouring nothing but raw meat.