Vitamin B12 deficiency has occurred in breast-fed infants of vegetarian mothers whose diets contain no animal products (e.g., eggs, dairy), even though the mothers had no symptoms of deficiency at the time
No sterility, endotoxin, bioburden, toxicology, pharmacokinetic, metabolic, enzymatic, or clinical safety studies have been performed
The concentration determines how many units you draw on your insulin syringe for each dose
Intravenous (IV) Administration Protocols Intravenous vitamin B12 is for those with severe deficiency or malabsorption
It's important to note that these are sold as research chemicals and are labelled not for human use
Vitamin B12 Injection Dose for Adults Adult B12 injection doses typically range from 100mcg to 1000mcg monthly, depending on the deficiencys severity