do b12 injections affect periods can injection your period What are the Benefits of B12 Injections? Vitamin B12 Deficiency: Causes, Symptoms B12 vs B Complex: Which

Men should aim to get 2.4 micrograms per day

How Long Does It Take For A B12 Shot To Work

verify clarity before use Dosage Guidelines Typical adult regimen (per package insert): 100 mcg IM/SC daily for 67 days Then 100 mcg every other day for 23 weeks Maintenance with 100 mcg IM/SC monthly for life Adjust based on patient response and serum vitamin B levels Clinical Applications Used to correct symptomatic or laboratory-confirmed B deficiency, where rapid repletion is needed or oral supplementation is unreliable

Your body may struggle to absorb B12 properly if you have a condition like pernicious anaemia, atrophic gastritis, or Crohns disease