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Vitamin B12 for Athletes: Dosing and Evidence (2026): The Short Answer Vitamin B12 (cobalamin) is essential for red blood cell production, oxygen delivery, and nerve function, all of which directly affect endurance performance
No mutagenic, carcinogenic, or teratogenic effects were observed in the preclinical datasets published by the Zagreb group
discard if color fades significantly Injectable reconstituted: Refrigerate
Meat consumption is the way most humans get B12
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