Tag: B12 injection side effects

Reports indicate that while B12 injections are generally safe, some individuals may experience mild side effects like headache, diarrhea, or soreness at the injection site. Understanding these potential reactions can help you feel more prepared for your treatment.

While the body typically excretes excess amounts of this water-soluble vitamin through urine, very high doses, particularly via injections, can lead to adverse effects. The question of whether you can take too much B12 cyanocobalamin is crucial for those relying on high-potency supplements for energy or to correct a deficiency.

According to research, a significant number of individuals report a temporary increase in fatigue shortly after receiving a B12 injection. While counterintuitive, this initial dip in energy can be a normal part of the body's healing process as it adjusts to the new vitamin levels.

Approximately 1 in 20 people aged 65 and older have a vitamin B12 deficiency, making injections a common treatment. For many, the treatment brings improved energy, but for others, the question arises: is it normal to feel weird after a B12 injection? The answer is often yes, as the body can undergo a significant adjustment period.

According to research published in the *American Journal of Clinical Nutrition*, a significant percentage of patients with chronic, unexplained cough also have a vitamin B12 deficiency. The direct answer to 'Can vitamin B12 cause coughing?' is complex, as it is often a deficiency or a rare, severe allergic reaction to an injection that is the cause, not normal consumption.