The usual intramuscular dose is between 1000 mcg and 2500 mcg per shot
References Vitamin B12 Product Label Cyanocobalamin injection [package insert]
Meanwhile, research on synergistic effects with other anti-aging substances will be further deepened, providing important support for establishing multi-target, multi-pathway anti-aging intervention systems
They are chemical suppliers, not pharmacies
Goodman says, though some people require them for the long term. Your healthcare provider will make recommendations based on your B12 level, age, diet and overall health
Since the condition it treats demands professional diagnosis and lifelong oversight, the legal requirement for a doctors supervision remains in place