safety of vitamin b12 injection in pregnancy Building a baby takes – here's why it matters What Does a B12 Shot

Ensure you are intaking whole, unprocessed foods to get in all the vitamins and minerals you need

Who it's for

If there is enough B12 at work in the cells, it keeps these two substances down, and the results of these tests will be low

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Seek medical advice if you are taking B12 supplements and experience: Persistent skin changes, particularly acne-like eruptions or rosacea worsening Unexplained headaches or dizziness that coincide with supplement use Gastrointestinal symptoms including nausea or abdominal discomfort Any allergic reactions such as rash or itching Call 999 or go to A&E immediately if you experience: Difficulty breathing Swelling of the face, lips, tongue or throat Severe rash or itching Other symptoms of severe allergic reaction after taking B12 These symptoms warrant review of your supplementation regimen

(August 19, 2015)