can b12 injections cause high hemoglobin Vitamin Deficiency in Pernicious Anemia: A Hemolytic Anemia Mimic Pernicious Anemia: Definition, Symptoms, Causes

Insufficiency of B12 can cause fatigue/sluggishness and weight gain

He received a single 5 g iv dose of hydroxocobalamin, resulting in substantial improvement in hemodynamics and decreased vasopressor requirement

[21] Pseudovitamins and antivitamins [edit] Pseudovitamin B 12 refers to compounds that are corrinoids with a structure similar to the vitamin, but without vitamin activity

These findings indicate that not only were adipocytes from obese phenotype were more prone to lipid accumulation, but adipocytes from lean individuals also displayed increased lipid content, when they were subjected to B12 deficiency