In terms of weight loss, if you have a vitamin B12 deficiency, which is likely, you will lose some of the vitamin B12 shot in the first 48 hours, but at least 50% of it will be stored in your liver
Factors that Affect How Long Vitamin B12 Shots Stay In the Body No Vitamin B12 Deficiency If you dont have a vitamin B12 deficiency, most of the vitamin B12 you get through your injection will be absorbed and eliminated quickly through your urine
Drinking too much alcohol can make you feel rotten the next morning, causing a headache, nausea, fatigue, and a nasty case of cotton mouth
Low energy Fatigue Memory issues Confusion Headaches Fogginess Moodiness Weakness Anemia Using these symptoms as a guide, you can determine when your vitamin B12 shot needs to be repeated
Read more about who vitamin B12 supplements may help