vitamin b12 injection how long to work Seeing Red: Do Injections Work? Vitamin B12 Injection Dosage |

One source says 250mcg

Learn everything you need to know about B12 injections below, including how they work and their benefits over cortisone

Reviewed by Brandon Johnson Certified Personal Trainer, Nutrition Coach & Peptide Research Consultant Brandon Johnson is a certified personal trainer, nutrition coach, and peptide research consultant with a background in kinesiology and over 15 years of experience in fitness and wellness

Most older adults dont need a B12 supplement Older adults should not take B12 supplements unless they have a documented deficiency, Yourman says and only about 20 percent of adults over age 60 do, according to a report from the American Academy of Family Physicians

Learn about what B12 shots are, how they work, risks and side effects, and more

Wellness injections should be chosen because they fit the goal, not because they are trending online