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Structurally, the quaternary nitrogen at position 1 carries a permanent positive charge that no change of pH removes
Heres what the science says
Consistent daily dosing maintains steady beta-3 adrenergic receptor stimulation and produces better cumulative results than intermittent dosing
The common side effects of B12 IV infusions include minor bruising at the catheter site, a cooling sensation during fluid delivery, and occasional lightheadedness
Oral B12 supplements have to pass through the gut, and absorption can be limited especially if you have digestive issues, take certain medications like metformin or antacids, or simply have low stomach acid
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