Withdraw the prescribed volume (e.g., 0.25, 0.5, 0.75 or 1 mL) into a sterile syringe and inject subcutaneously in the abdomen, thigh, or upper arm after cleaning the site with alcohol
long-term safety and efficacy in humans have not been established
Vitamin B12 Injection Benefits: What the Science Says Enhanced Energy and Reduced Fatigue Vitamin B12 helps turn food into usable energy and supports red blood cell formation
27 HsiehM
Over 29 days of treatment, the peptide inhibited pulmonary artery muscularization (the thickening and stiffening of pulmonary arteries that drives this condition), prevented right heart hypertrophy (the enlargement of the right ventricle that occurs when it has to pump against increased resistance), and significantly decreased mortality
Vitamin B12 is found naturally in animal-based foods such as meat, fish, eggs, and dairy, and it may also be added to fortified cereals or plant-based products