do b12 injections cause anxiety can Depression isn't always “in your head.” For many people, it Feeling worse after B12 Injection:

37 Measuring serum concentrations of MMA and homocysteine may be helpful in establishing B 12 deficiency, especially in people with borderline serum B 12 levels, ie, those between 148 and 300 pmol/L

If appropriate, you may receive your first injection at that appointment

Now, I opt to get it through other sources: Vega Complete Plant Based Protein Powder Vitamin B complex, which is going to give you all the variations (again with pills quality is HUGE!) From all of my research, this is actually pretty normal

Sampson et al., 2021)

Physiol Res

Targeted disruption of the mouse lysosomal acid lipase gene: long-term survival with massive cholesteryl ester and triglyceride storage