what happens if you have too much b12 injections Vitamin deficiency causes fatigue, brain fog, and nerve symptoms what happens if you have

Vitamin B12 is often recommended for the treatment of anxiety and depression

I have pernicious anemia

Vitamin injections bypass digestion completely, delivering nutrients straight to your cells

StatPearls [Internet], 2024 Jan Avinoam Shiran, Eric Remer, Ihab Asmer, Basheer Karkabi, Eran Zittan, Aliza Cassel, Mira Barak, Orit Rozenberg, Khaled Karkabi, Moshe Y Flugelman

Testing before treatment is not just a best practice it is the standard recommended by the NIH, the AAFP, and the NICE clinical guideline NG239 (2024)

According to research conducted in 2008, the body only absorbs about 1.3% of a 1,000 mcg oral dose of B12