can u overdose on b12 injections Vitamin Need to Know Vitamin B12 Deficiency: Causes, Symptoms,

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The absorption of vitamins through the digestive system can be less effective for some people due to factors such as malabsorption or gastrointestinal issues

If you cant stop these habits completely, a vitamin B12 shot could help your body fight these negative effects

B12 deficiency can be caused by certain types of anemia, gastrointestinal conditions that affect absorption, or dietary restrictions such as strict vegetarian or vegan diets

Some people need weekly injections for 4 weeks, followed by maintenance doses