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A trace element named for the moon once helped halt a fatal heart disease in rural China—then, two centuries after its discovery, a misformulated U.S....

Vitamin C (ascorbic acid)
Picture a sailor in 1747, gums bleeding, legs spotted, morale sinking. Six days after eating two oranges and a lemon, he's back on duty. Two centuries later, a...

Zinc
Zinc refused to give up its secrets. For centuries, metalworkers could smelt copper, tin, iron, and lead with a hot fire. Zinc wouldn't cooperate—it slipped...

Lycopene
The paradox lands on your plate: the longer you simmer a tomato with a splash of olive oil, the more your body seems to see its color—and, with it, the quiet...

