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they're unregulated, potentially impure, and lack dosage precision, posing health risks like bacterial contamination or heavy metals.[44][45][46] Unregulated online sources amplify dangers with potential counterfeits, unknown additives, or legal violations, as they're not FDA-approved and may lead to adverse effects or inefficacy.[47][48][49] Prioritize compounding pharmacies for reliable, compliant options
Anecdotal online reviews estimate the shots range from $35 to $75 each
However, because this product provides doses far above the daily nutritional requirements (for instance 100 mg of B vs an RDA of ~1.4 mg), its use in pregnancy must be carefully considered
Unlike oral supplements, our B12 injections deliver the vitamin directly into your bloodstream for maximum absorption and faster results
Babula, P., et al
