Not for Diagnostic or Therapeutic Applications
Anyway, for ease of self-injecting we recommend the belly and other places for your B12 shots, such as How to inject vitamin B12 into your belly
Supplementing with B12 Vitamin B12, bound to protein in food, is released by the activity of hydrochloric acid and gastric protease in the stomach
1,2 Serum vitamin B 12 levels may be artificially elevated in patients with alcoholism, liver disease, or cancer because of decreased hepatic clearance of transport proteins and resultant higher circulating levels of vitamin B 12

Sources: Neelakantan et al., Biochem Pharmacol 2018 | Dimet-Wiley et al., Sci Rep 2024 Security Profile & Chemical Identity Molecular specifications and preclinical safety data 5-Amino-1MQ Chemical Identity A small molecule derived from quinolinium salts, developed at the University of Texas (2017) 5-Amino-1MQ Tolerance & Status Safety data from preclinical studies (DIO mouse model) Published Preclinical Data 3 key studies published in Biochemical Pharmacology and Scientific Reports 35% Reduction of white adipose tissue in 11 days (20 mg/kg, 3 times/day) Physical Effects (11 days) + 40 % Improvement of grip strength in aged mice (22-24 months) Strength & Performance (aged mice) microbiome The combination of 5-Amino-1MQ + caloric restriction establishes a distinct gut microbial profile Protocol & Results Important Notice Search Only Not intended for human consumption