Typical usage involves subcutaneous injection of 200500 micrograms (g) daily for 46 weeks
The liver stores significant amounts of B12, providing a reserve that can last several months to years, depending on the individual's metabolic needs and the severity of prior deficiency
Comparing the sublingual method to vitamin B12 injections, research found that taking B12 under the tongue had a higher absorption rate, making it a better option (Bensky, 2019)
Consult a health care professional before any health decision
Bako, P., Lippai, B., Nagy, J., Kramer, S., Kaszas, B., Tornoczki, T., & Bock-Marquette, I