can you have b12 injections when pregnant Building a baby takes vitamin – here's why it matters Vitamin B12 | Supports Red

In addition, certain medications can reduce the absorption (and therefore the benefits) associated with B12

If you dont consume much vitamin B12 in your diet, or if your absorption rates are low, you should take a vitamin B12 supplement to keep your cardiovascular system functioning well and prevent conditions like heart disease and stroke

Common Side Effects of B12 Injections Most people do well with Vitamin B12 shots, but some might feel a bit of pain or discomfort where the shot was given

These include how bad your deficiency is, your health history, and what your doctor says

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Serum B12 levels peak 12 hours post-injection and remain elevated for 710 days depending on dose and individual clearance rates