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Vitamin B12 (cobalamin)
In clinics a century ago, pernicious anemia was a quiet death sentence—until raw liver, of all things, pulled patients back from the brink. Today, the same...
Vitamin B12

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Folate
You pick up a loaf of bread, unaware it's part of a global prevention program that quietly helps thousands of babies avoid paralysis and death every year—and...
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Iron
In 19th-century clinics, pale teenagers were diagnosed with "green sickness," a languor so common it earned its own pills—iron salts that often turned the...
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Comparison Robust evidence
Whey protein (concentrate/isolate/hydrolysate) vs Plant protein (pea/soy/rice blends)
Pick whey if you want the most leucine and lean-mass support per scoop and you tolerate dairy; pick plant protein if you're vegan/dairy-sensitive—just use a...
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