Most research suggests that B12 supplementation is only beneficial for mental health when there is a true deficiency
There are many other lidocaine products: medicines.org.uk/emc/search
Many practitioners recommend supplementing with oral methylcobalamin or sublingual B12 in addition to the compound, particularly for patients who have been on therapy for more than six months or who have documented low B12 levels
Its important to understand the differences between the two, so you can make the best choice
Side effects may include local injection site reactions, gastrointestinal disturbances, hypersensitivity reactions, hemolytic anemia in G6PD-deficient patients, and kidney stone formation in susceptible individuals
Usually, the procedure will happen in your GP ward but sometimes in the clinics