what syringe do you use for b12 injections How to self-inject intramuscular vitamin - Overview Vitamin B12 Injections: What You
Description
For vitamin B 12 labeling purposes, 100% of the daily value was 6.0 g, but on 27 May 2016, it was revised downward to 2.4 g (see Reference Daily Intake)
Alcohol uses up B12 and in my experience Id say its the alcohol and your low B12 thats the problem, not your B12 injection

Single nucleotide variants in the NNMT gene are significantly correlated with disturbances in energy metabolism, obesity, type 2 diabetes (T2D), hyperlipidemia, and hypertension

The lack of Vitamin B12 in the diets of vegetarians has challenged researchers to develop veganic and vitamin-enriched dietary resources and supplements

The technique is learnable, but the decisions around it (do you actually need it, what dose, how often, and is something else being missed) are medical judgements, and getting them wrong carries real cost
