recommended dose for b12 injection Vitamin Dosage Vitamin B12 Dosage: How Much

Allergy Do not use NASO B12 NASAL SPRAY if you are allergic to mecobalamin, cobalt, vitamin B12, and/or any other ingredients of this medicine

The study doesn't say what recommended B12 levels should be, just that its possible some people aren't getting enough, and that more research is needed in this area to figure out optimal levels

Anemia is a medical condition characterized by a deficiency in the number or quality of red blood cells or hemoglobin, resulting in insufficient oxygen transport in the blood

Murray CJ, Aravkin AY, Zheng P, Abbafati C, Abbas KM, Abbasi-Kangevari M, Abd-Allah F, Abdelalim A, Abdollahi M, Abdollahpour I

Thesis, Stockholm, 1973