b12 injection and hives Strange Rash/ Low : r/B12_Deficiency Vitamin B12 Side Effects
Description
Individual factors such as metabolic rate, body weight, and age may theoretically influence how B12 is distributed and utilised, though evidence for their impact on injection intervals is limited
doi:10.1351/pac199365061113

Some practitioners use a more aggressive crossover for patients who were on higher semaglutide doses, but the conservative approach minimizes the risk of severe side effects during the transition

If your symptoms are due only to vitamin B12 deficiency, there is a high chance of improvement
