The internet loves to dunk on the Food Pyramid, but the real story of nutrition guidance is stranger, older, and way more practical than a viral meme. We start at the beginning—the Farmer’s Bulletin and wartime “Basic Seven”—to show how scarcity, highways, and changing supply shaped what Americans were told to eat. Then we follow the guidance as it morphs into the Basic Four, the 1980s Food Wheel, the grain-heavy Pyramid, and finally the cleaner, more intuitive MyPlate. Along the way we call ...