It is rare in plant-based products, so people with a vegan diet can often suffer from vitamin B12 deficiency and related symptoms
Modifyuing your injection frequency is not always a personal preference and should be addressed with your physician
If you are adding multiple syringefuls to reach your target volume, repeat the process for each one
-Aminobutyric acid-A (GABA-A), amyloid beta (A), peroxisome proliferator-activated, receptor-gamma coactivator-1 (PGC-1), PTEN-induced putative kinase 1 (PINK1), reactive oxygen species (ROS), sirtuin 1 (SIRT1), nuclear factor kappa-light-chain-enhancer of activated cells (NF-kB), forkhead box O (FOXO), diabetic autonomic neuropathy, tumor necrosis factor (TNF), interleukin-1 (IL-1), interleukin-6 (IL-6), advanced glycation end products (AGE), protein kinase C (PKC), N-methyl-D-aspartate (NMDA), bloodbrain barrier (BBB), insulin receptor (IR), phosphorylated Tau, acetylcholinesterase (AChE), superoxide dismutase (SOD), catalase (CAT), glutathione (GSH), malonaldehyde (MDA), low-density lipoproteins-cholesterol (LDL-C), hemoglobin A1c (HbAlc), and glycogen synthase kinase-3 beta (GSK3B)