Oral administration of high-dose vitamin B 12 (1 to 2 mg daily) is considered as effective as intramuscular administration for correcting anemia and neurologic symptoms Despite many studies suggesting oral administration of vitamin B 12 to be easy, effective and less costly than intramuscular administration, debate surrounds the effectiveness of the oral route
Contact your doctor if you experience any persistent or concerning symptoms
If youve been feeling drained, lightheaded, or struggling with focus, injections can provide relief faster than tablets
Direct the stream against the vial wall, not directly onto the powder cake
These tools often use the subcutaneous method, delivering the B12 with a smaller needle into the fatty tissue of the abdomen or thigh
GLP-1 medications can affect the absorption of other oral medications due to slowed gastric emptying