30 ml b12 injections for humans CYANOCOBALAMIN INJECTION, USP 10,000mcg/10mL (1,000mcg/mL) 10mL VIAL Cyanocobalamin B-12 Injection USP 1000mcg/mL

How B12 Deficiency Disrupts Your Brain Vitamin B12 controls your nervous system, and when levels drop below 300 picograms per milliliter, your brain sends distress signals that create panic attacks

Congenital (erythroid) hypoplastic anemia

Sources NIH: Vitamin B 12 Status and Optimal Range for Hemoglobin Formation in Elite Athletes Inside Tracker: Vitamin B12 Absorption and Mature Athletes Healthspan Elite: Vitamin B, vitamin B12 guide for athletes: foods and deficiency Cambridge University Press: The effect of vitamin B12 on physical performance capacity

This assumption was shown to be correct, and efforts to reduce over treatment were successful with 29% ( n = 10) of people changed from IM replacement to oral replacement therapy