does sublingual b12 work as well as injections vs. B12 Injections: Which Option Is Right for You? – WhyNotNatural Vitamin B12 injections vs tablets:
Description
Physician oversight, hospital-grade care, $149 starting
That number gets even worse if you have hypothyroidism (up to 50% of these patients have B12 deficiency)

When the same service is performed in a hospital outpatient department, the physician receives a lower rate from the Physician Fee Schedule because the hospital is separately billing for its facility costs

The results in primate studies were remarkable

Kwon, D

The implications of this effect are not well understood
