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That evidence isnt as rigorous as a controlled trial, but it shouldnt be dismissed
Can you have too much B12
\Skin Rejuvenation: 55.8% clinical reduction in wrinkle volume
However, this association does not imply causationelevated B12 often serves as a biomarker for serious underlying disease rather than being directly harmful
Peer-reviewed studies have documented its role in improving diabetic neuropathy, nerve regeneration, and sleep regulation via melatonin pathways
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