Neurobion Forte Injection is primarily used for the treatment and prevention of deficiencies in *Vitamin B1*, *B6*, and *B12*, and for conditions associated with nerve damage or pain, such as various forms of neuropathy
doi:10.1159/000053183 Heffernan MA, Thorburn AW, Fam B, et al
Further, NICE and the BNF says that if there are neurological symptoms present, then every other day injections are the recommended treatment, so all the points you make about B12 being stored and sufficient are not really relevant
Because a perfectly measured dose of degraded peptide delivers nothing
Supporting a Healthy Metabolism Vitamin B12 helps your body convert the food you eat into energy instead of storing it as fat
First thing in the morning