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Biotin (Vitamin B7/Vitamin H)
You pop a "hair, skin, and nails" gummy before work. Hours later, a friend rushes to an ER with chest pain. The paradox no one expects: the same vitamin that...

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...

Hyaluronic Acid
In a 1970s operating room, a surgeon eased a clear, slow-moving gel into a patient's eye. Minutes later, a once-fragile space held steady—an elegant fix born...

Calcium
In 1808, a young Humphry Davy hooked his new battery to a paste of "lime," boiled off the mercury, and—against all expectations—pulled a silvery metal from...

Collagen
You scoop a pale powder into your coffee and imagine it weaving itself into smoother skin and springier joints. But the real story of collagen begins not in a...

