The 1992 USDA Food Pyramid promoted a carbohydrate-dominant diet that shaped U.S. nutrition policy, school meal programs, food manufacturing, and eating habits for decades. This article examines its origins, Ancel Keys' influence, its impact on America's food system, and why critics link it to rising obesity, type 2 diabetes, and metabolic disease before its retirement in Spring 2026.

This video presentation features investigative journalist and author Nina Teicholz, whose bestselling book The Big Fat Surprise: Why Butter, Meat and Cheese Belong in a Healthy Diet challenged four decades of conventional dietary advice. Drawing on extensive research, she argues that natural fats—including butter, meat, and cheese—are highly nutritious foods that were wrongly vilified and do not need to be avoided as part of a healthy diet.