Every diet has its grifters, scammers, and celebrities of questionable character attached to it. Actually, every human interest group or endeavour has grifters attached. The carnivore diet being more of a fringe diet, the associated grifters are more fringe characters. Whereas something like the big label on Honey Nut Cheerios indicating that it is good for your heart -- https://i5.walmartimages.com/asr/75ba3310-8be0-4e36-91e6-62f... -- is also a grift, and it is a grift that is supported by our biggest corporations and most prestigious institutions.