Most of the available evidence comes from animal and laboratory studies, which suggest the peptide may influence several biological processes involved in healing and recovery
One study noted that B12 supplements, along with folic acid, improved symptoms of neuropathy in patients treated with certain chemotherapy agents
Patients should be advised that neurological recovery may take several months and, in some cases, may be incomplete if treatment is delayed
Some users report mild headaches during the early stages of peptide therapy
The combination of Vitamin B12 injections, along with exercise and a balanced diet, can help substantially in a persons efforts at losing weight or maintaining physical fitness
Most peptides are destroyed in the digestive system, which is why injectable forms dominate the market