why do i feel tired after my b12 injection Feeling All the Time? It Might Be a Vitamin Deficiency Why Do I Feel Worse

For othersparticularly those with severe B12 deficiency or symptoms that have been present for a long timeit might take several days to a few weeks to experience noticeable improvement

Liu H, Liu D, Zhao X, Wright M, Guo H, Deng Y, Guo H

By selectively inhibiting NNMT an enzyme central to energy regulation and fat metabolism this compound has demonstrated, in preclinical studies, the capacity to elevate intracellular NAD and SAM levels, suppress lipid accumulation in adipocytes, and reduce white adipose tissue mass in diet-induced obese mouse models

Depending on the severity of your B12 deficiency and your bodys unique response to the treatment, improvements in your symptoms may be noticeable within hours or days of your injection

Shots may help reduce or prevent this damage

Changing where you inject helps keep the treatment comfortable and effective