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Avoid pharmacies or providers with no physical address and no phone number
Purity & Contamination Risks: Sourcing from unverified online vendors carries a high risk of contamination, inaccurate labeling, or adulteration potentially leading to health risks or anti-doping violations
An IV delivers 100% of the ingredients directly into the bloodstream, bypassing the gastrointestinal tract, which both slows absorption and diminishes the potency of the ingredients
With respect to dosage, the average reductions were: 2000 mcg: 71.5% (single data point) 1,000 mcg: 31.8% Although limited data are available for higher dosages, the findings support the efficacy of both oral and non-oral B12 formulations in modulating homocysteine levels
When in doubt, replace the vial
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