For those without malabsorption, oral B12 supplements are generally preferred
High ROS levels are linked to diseases like Alzheimers, cardiovascular disease, and cancer
PubMed Xiao, B., Xu, Z., Viennois, E., Zhang, Y., Zhang, Z., Zhang, M., Han, M.K., Kang, Y., Merlin, D
Introduction ERR (ESRRA), ERR (ESRRB), and ERR (ESRRG) are orphan nuclear receptors closely related to classical estrogen receptors but with distinct transcriptional networks
The side effect profiles differ slightly between the two medications
For adults, the usual dose is 1000 mcg (1 mg) per shot