By comparison, oral B12 supplements are absorbed at roughly 1 to 5% in healthy adults, and even less if you have low intrinsic factor, atrophic gastritis, celiac disease, Crohn's, or a history of gastric bypass
So no alcohol the day or injection and drink lots of water
Cyanocobalamin Structural Formula B-12 Compliance Injection - Clinical Pharmacology Vitamin B12 is essential to growth, cell reproduction, hematopoiesis, and nucleoprotein and myelin synthesis
For general supplementation in at-risk groups (vegans, older adults), 25100 micrograms daily or 2000 micrograms weekly is typically sufficient
Disclaimer: This product is intended for laboratory research use only (RUO)
Some observational data suggest a majority of patients feel better after B12 injections, with high satisfaction rates