In some cases, especially at the beginning of treatment for a severe deficiency, injections might be given more frequently (e.g., daily or every other day) for a short period before transitioning to a maintenance schedule
Signs you may need a booster include recurring fatigue, brain fog, irritability, or trouble sleeping, especially if the injections previously improved these symptoms
Doctors need to know these differences to provide the best care
For those sensitive to needles, a numbing cream may be applied to the injection site to reduce any discomfort during the procedure
Leaving it on the counter, even for a few hours, accelerates degradation
For example, some people cannot absorb vitamin B12 properly through their intestinal tracts or have digestive problems that prevent them from absorbing the vitamin properly