is b12 an intramuscular injection Optimal Sites for Maximum Absorption and Benefits How I perform a glute

2.5 mg from the 50 mg vial) are what you draw and inject SC after reconstitution 45 units and 20 units respectively on a U-100 syringe (see the math above)

Best for energy, neurological health, B12 deficiency, pernicious anemia, metformin/PPI users, vegans, and general wellness

You may begin to notice increased energy and improved focus within 24 to 72 hours

Signs and symptoms of vitamin B12 deficiency signs may include: Weakness or fatigue Pale skin Appetite loss Weight loss Palpitations Numbness and tingling Poor concentration Infertility Depression Memory impairment Sore mouth or tongue Disturbed sleep Frequent infections What are the side effects of a B12 shot

Low levels can indicate anemia

Hollman G, Kristenson M