US$ 29.76
b12 injection is iv or im subcutaneous vs.intramuscular b12 injections sq Subcutaneous (SC) and Intramuscular (IM) Injections– Vitamin B12 Injection Dosage for
Description
The choice typically comes down to your provider's preference, your absorption profile, and what your pharmacy stocks

(2016) list 200600 pmol/l (271813 pg/mL)

Vitamin B12 helps build your baby's brain and body

In Summary Vitamin B12 is essential for both foetal development and maternal wellbeing during pregnancy

A: Yes legal to purchase as a research chemical for laboratory use
