The peptide enters the bloodstream directly regardless of digestive state
This mechanism differs fundamentally from simply preventing blood clots or improving blood flow through existing vessels
International Journal of Pharmaceutics 1999
This is especially valuable for tendon, ligament, and muscle injuries, where scar tissue can limit function
Step 6: Draw out the same volume of air that you've injected (10 mL) from the Methylcobalamin 10,000 mcg vial before pulling the needle out

It includes 1-5 intramuscular or subcutaneous injections of 1000 mcg crystalline cyanocobalamin daily, followed by oral doses of 1000-2000 mcg/day Parenteral administration should be reserved for those with significant neurological symptoms NICE guideline: Vitamin B 12 deficiency in over 16s: diagnosis and management: Malabsorption as the confirmed or suspected cause of vitamin B 12 deficiency: Offer replacement to people if: lifelong intramuscular vitamin B12 Autoimmune gastritis is the cause They have had a total gastrectomy They have had a complete terminal ileal resection If the person has a vitamin B 12 deficiency because of malabsorption that is not caused by autoimmune gastritis, or a total gastrectomy or complete terminal ileal resection (for example, malabsorption caused by coeliac disease, partial gastrectomy or some forms of bariatric surgery): Offer vitamin B 12 replacement and Consider intramuscular instead of