There is only the very minor and fleeting discomfort of an injection
"Oxidative stress reduction and sperm DNA integrity improvement with BPC-157 treatment." Journal of Clinical Endocrinology, 2023;108(8):3245-3252
Animal doses cannot be directly extrapolated to humans Key Research Findings# Selective and membrane-permeable small molecule inhibitors of nicotinamide N-methyltransferase reverse high fat diet-induced obesity in mice , published in Biochemical Pharmacology (Neelakantan H et al., 2018
Treatment Frequency and Protocol: B12 injection frequency varies based on deficiency severity and individual response
Vitamin B complex is a group of eight related vitamin Bs (vitamin B 1,2,3,5,6,7,9,12 ), and deficiency in any of these is associated with a wide range of disorders
Serum vitamin B12 levels show whether the patient is getting better