Food pyramid faces scrutiny as Ben Carson reveals why Americans don't have to eat meat

The new food pyramid has been flipped on its head, with HHS officials releasing guidance that prioritizes meat, dairy and vegetables and pushes whole grains to the bottom.

Dr. Ben Carson, USDA's national advisor for nutrition, health and housing, told Fox News Digital that dietary guidelines were first proposed in 1980 to inform Americans about healthy eating.

"[The purpose] was to educate the populace about nutrient-rich foods … the things that are helpful to you, the things that are harmful to you.