Deficiency is common and may be associated with fatigue, cognitive changes, mood disturbance, and peripheral neuropathy
Your B12 injection pain levelor lack thereofdepends on a few factors: Method of administration If youve ever had muscle pain after a B12 injection, its probably, well, because you injected into muscle tissue
Clinical studies confirm that chronic treatment with AOD9604 showed no adverse effect on insulin sensitivity, making it a metabolically selective approach to body composition optimization under medical supervision
Many people are also genetically predisposed to having impaired B12 absorption
Some people notice improvements within a few weeks, while others may require longer depending on the cause and severity of their deficiency
Cyanocobalamin injection: Side effects and contraindications