b12 injection monthly dose Vitamin B12 3000 mcg VITAMIN B12 INJECTION 1000 mcg/mL
Description
Waterproof in case it might rain

Those observations are included here only to summarize research context

Heffernan MA, et al

B12 is added because it directly supports red blood cell formation, neurological function, and steady daily energy
To inject 250 mcg, draw 0.10 mL (10 units on a standard insulin syringe)
Elevate Your Energy, Metabolism, and Overall Wellness If youre feeling tired, sluggish, or simply not at your best, a Vitamin B12 injection might be the boost your body needs