b12 injections hashimoto& 39 Do vitamin help with Hashimoto's? If you have a low

Guidelines for the diagnosis and treatment of cobalamin and folate disorders

It helps maintain mitochondrial membrane potential and prevent the release of pro-apoptotic factors from mitochondria, thereby preserving cell viability (Pang, 2015)

According to MHRA product information for hydroxocobalamin (the standard injectable form used in the UK), common side effects include injection site reactions and occasional hypersensitivity reactions, but anxiety is not listed as a recognised adverse effect of B12 supplementation

What you want to avoid is stacking doses too close together or going too long between injections, as both scenarios can worsen side effects