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Sikiri P, et al
News Release October 26, 2010 ConsumerLab.com reports deficiencies in some B-complex supplements and more caffeine than expected in "shot-sized" B vitamin "energy" drinks White Plains, New York October 26, 2010 Tests of B vitamin supplements, including B-complexes and shot-sized energy drinks, revealed problems with the quality of 4 out of 18 products selected for review by independent testing organization ConsumerLab.com
The metabolic preservation data is also noteworthy
The authors themselves described it as a small preliminary study.[15] A 2025 pilot report described intravenous administration to two healthy adults at doses up to 20 mg, with no measurable changes in cardiac, hepatic, renal or thyroid biomarkers and no reported adverse effects.[16] Two individuals cannot characterise uncommon reactions, immunogenicity, long-term toxicity, reproductive safety or oncological risk
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