A good provider should help you choose whats appropriate, rather than pushing injections for everyone
Phase 1: Days 1-15 (1 mg/day) During the first 15 days, the dose is 4 units on an insulin syringe, which equals 1 mg per injection
It is particularly beneficial for vegans and vegetarians at risk of B12 deficiency, individuals with poor nutrient absorption, and biohackers or high performers seeking optimal energy and cognitive support
[DOI] [PubMed] [Google Scholar] 61.Ito M., Yang Z., Andl T., Cui C., Kim N., Millar S.E., Cotsarelis G
If your doctor feels you're a good candidate for vitamin B12 injections, they'll give you a prescription for a certain dosage
If your levels are in the intermediate range, your doctor may also test your levels of MMA and homocysteine