doi:10.2903/j.efsa.2008.815
Each 30ml vial manufactured in the USA to laboratory grade standards with verified sterility and benzyl alcohol concentration
It is an intracellular metabolic-enzyme modulator, which is why its research read-outs are things like NAD+ levels and adipocyte gene expression, not how full you feel. That mechanistic distinction is the single most important thing to understand before looking at any dose number
Information Generic Name: Cyanocobalamin Injection, USP Form: Sterile intramuscular (IM) or subcutaneous (SC) injection Prescription Status: Rx Only (administered by healthcare professional) Active Ingredient: Cyanocobalamin (synthetic Vitamin B12) Common Brand Names: Listed below Purpose Vitamin B12 Injections are designed for the treatment and prevention of vitamin B12 deficiency , maintenance of healthy nerve and red blood cells, rapid energy restoration, improved brain function, and as a supportive therapy for certain types of anemia and neurological health
- The duration of use depends on individual goals
Some people just dont absorb it very well due to a lack of a substance called intrinsic factor a protein produced in the stomach that binds to B12, helping it to be absorbed into the blood