is oral replacement better than injectable b12 vitamin versus intramuscular vitamin B12 for vitamin B12 deficiency Compounded Cyanocobalamin (Vitamin B12) Injection
Description
Any excess vitamin B12 in the serum will be urinated out of the body in the presence of functioning kidneys

Based on our expert opinion, B12/MIC is fine to use short-term or long-term, depending on your health goals
doi:10.3945/ajcn.111.013458

An Epidemic of Misdiagnoses" by Sally Pacholok and JJ

Separate high-dose oral b12 (1000 to 2000 mcg daily) or regular b12 injections (1000 mcg weekly or monthly) offer more reliable repletion
Transcriptional repression of SKP2 is impaired in MYCN-amplified neuroblastoma
