Chandys hypothesis, that the rapid onset of the repairing processes induced by B12 shots might overwhelm the system and temporarily cause a worsening in symptoms, similar to the Jarisch-Herxheimer reaction in those treated for Lyme disease
They also provide an energy boost, which keeps individuals motivated to stay active and fit long-term, thanks to the increased vitality levels experienced
Why Do B12 Deficiencies Happen
A common choice is 1 mL per 10 mg, but your prescribing doctor may recommend a different dilution
If the concentration is off, your dosing is off
Todd, at the University of Cambridge, used the LLD assay to extract the anti-pernicious anemia factor from liver extracts, purify it, and name it vitamin B 12