et al., Stable gastric pentadecapeptide BPC 157: novel therapy in gastrointestinal tract , Current Pharmaceutical Design, 2011
Who is not a candidate for B12 injections
TB-500 promotes broader repair and flexibility Dosing synergy: BPC-157: 250500mcg 12x daily (local injection) TB-500: 25mg weekly (divided into 23 doses, SubQ or IM) TB-500 (thymosin beta-4) enhances angiogenesis and cellular differentiation, making it synergistic with BPC-157 in musculoskeletal recovery. Goldstein, A
Persistent fatigue, brain fog, low mood, weight gain, tingling in the hands or feet, frequent illness, post-COVID fatigue, or feeling generally "off" despite eating well and sleeping enough, especially if you're vegetarian, vegan, over 50, on metformin or a long-term acid reflux medication, or have a history of low B12 or pernicious anemia

Cyanocobalamin is indicated for vitamin B12 deficiencies due to malabsorption which may be associated with the following conditions: Addisonian (pernicious) anemia Gastrointestinal pathology, dysfunction, or surgery, including gluten enteropathy or sprue, small bowel bacteria overgrowth, total or partial gastrectomy Fish tapeworm infestation Malignancy of pancreas or bowel Folic acid deficiency It may be possible to treat the underlying disease by surgical correction of anatomic lesions leading to small bowel bacterial overgrowth, expulsion of fish tapeworm, discontinuation of drugs leading to vitamin malabsorption (see PRECAUTIONS-Drug Interactions), use of a gluten-free diet in nontropical sprue, or administration of antibiotics in tropical sprue