vitamin b12 nasal spray vs injection where to inject subcutaneously b12 injections im or sq Subcutaneous (SC) and Intramuscular (IM) Injections– Vitamin B12 Dosages: Your GoodRx
Description
It may be difficult to determine the exact time when your vitamin B12 injections have started working, as many people will report noticing a difference in their energy levels within a few days following the shot, and others may not feel the increase in energy for multiple weeks if their body needs the vitamin to build up a bit more

When I started to SI I got hydro

Shai Rozen Dr

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Mouse metabolism, mouse fat biology, and mouse dosing all differ from the human versions, and metabolic findings in rodents have a long history of not carrying over cleanly to people