Taking too much can cause side effects like nausea, headache, dizziness, and, in some cases allergic reactions
NICE guidance emphasises the importance of investigating the underlying cause of B12 deficiency rather than simply treating with supplements, as this may identify serious conditions requiring specific management
NNMT Inhibition, NAD+ & Obesity/Type 2 Diabetes Pathway Review (PMC, 2021) 5-Amino-1MQ as a Validated Research Tool for NNMT-Linked Metabolic Pathways A comprehensive review of NNMTs roles in obesity and type 2 diabetes published in BioMed Research International and indexed on PubMed Central evaluated 5-Amino-1MQ alongside other NNMT inhibitors
How B12 Injections Are Administered B12 Injections are typically administered either intramuscularly, where the vitamin is delivered directly into the muscle for rapid absorption, or subcutaneously, where it is placed under the skin for slower release
In most cases, you should feel the full effects of the injection within a few weeks
Selected Research References Kraus D, Yang Q, Kong D, et al