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"Leber's hereditary optic neuropathy and vitamin B12 deficiency"
Vitamin B12 plays a vital role in supporting energy production, maintaining healthy nerve function, and forming red blood cells
[8] Similarly, patients with gout or hyperuricemia should avoid high niacin intake, as niacin (even in nicotinamide form) can raise uric acid levels and potentially trigger gout flares
Human subjects are required for clinical trials in order to evaluate safety, effectiveness, and any side effects
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