If you have neurological symptoms (pins and needles, numbness, balance issues), severe fatigue, unexplained weight loss, chest pain, breathlessness, or symptoms that are worsening, you should seek medical assessment promptly.
Here are a couple of tips for choosing a great B12 supplement: Find a supplement which contains methylcobalamin: as it is a naturally occurring form of B12, it can be absorbed more easily than a synthetic form which is not as easily recognised by the body
[30] What is the typical intramuscular maintenance dose
Am J Physiol Endocrinol Metab
MECHANISM CATEGORIES SAFETY Side effects Generally well-tolerated in trials at the doses tested Injection-site reactions Known interactions Not characterized in Phase 3 Contraindications Pregnancy/lactation (unstudied) REGULATORY STATUS FDA Not FDA-approved as a drug
Prioritize protein