where b12 injections are given Vitamin B/D/B12 Near Ne | Wilmington Urgent Care Clinic Boost Your Energy with B12
Description
Beyond 500mcg, the risk-benefit ratio becomes less favorable

Very high doses (such as those used for cyanide poisoning) should be used with caution and only if the potential benefit outweighs the risk

BMC Microbiol

not scheduled, but gray area for personal use

The useful observation in this window is simple tolerability whether the chosen route is comfortable and consistent
