Vitamin B12 Vitamin B12 is an essential nutrient commonly known to serve many essential functions including energy production, supporting nerve cells, brain health and red blood cell formation
Also, people who have had surgery on their intestines, like weight loss surgery, or have diseases that affect the gut, like Crohns disease or celiac disease, are also at risk of not getting enough vitamin B12
Some protocols incorporate topical application to specific areas of concern alongside injectable administration for localized plus systemic benefits
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The Pernicious Anaemia Society is getting frequent worried phone calls from members desperate that their B12 injections have been postponed due to the coronavirus crisis
Side effects are uncommon and usually mild: Soreness or redness at the injection site Mild digestive upset Allergic reactions, which are rare Because a shot is an injection, it should always be given by a trained provider