are b12 injections subcutaneous or intramuscular Optimal Injection Sites for Maximum Absorption and Benefits 4 Best B12 Injection Sites:

The process involves using short chains of amino acids that interact with specific receptors inside the body

The recommended vitamin B12 intake (in micrograms, or mcg) is as follows: *Adequate Intake S ource: National Institutes of Health Office of Dietary Supplements Unless you have a B12 deficiency or have identified a risk factor for deficiency (like following a vegan diet or having a malabsorption issue), theres no need to take a vitamin B12 supplement

For some people, the best way to achieve this is by using an oral B12 supplement

Using an insulin syringe, draw the calculated volume of bacteriostatic water (typically 2 mL)