problems with b12 injections Vitamin For Deficiency Why are doctors stopping B12 injections? Common & Rare Side Effects

doi: 10.1016/j.mehy.2020.110371

Relapse during the double-blind phase was defined as a persistent return to baseline vomiting frequency or healthcare provider judgment that the patient had relapsed

They may recommend laboratory testing to evaluate for anemia, thyroid dysfunction, vitamin deficiencies (particularly B12 if you also take metformin, vitamin D, and iron), or other metabolic abnormalities

That often includes: Older adults who naturally absorb less B12 from food Vegans and vegetarians who dont eat enough B12-rich foods People with stomach or gut issues (like Crohns or coeliac disease) Those on long-term medication that affects absorption Busy people who feel drained all the time and cant explain why If you fall into one of these groups, injections might be worth considering

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In these cases, hydroxocobalamin or adenosylcobalamin may be better tolerated, as they provide B12 support without strongly stimulating methylation