The standard dosage for severe deficiency typically starts with 1 mg daily injections, transitioning to weekly and then monthly maintenance doses
Adipex may help reduce appetite and cravings, increase feelings of fullness, and support motivation for healthier daily choices when used under medical supervision
(PubMed) de Jager CA, Oulhaj A, Jacoby R, Refsum H, Smith AD
Deficiency may occur from conditions like pernicious anemia, gastrointestinal disorders, or surgeries that affect nutrient absorption
1 2 "AGA Clinical Practice Update on the Diagnosis and Management of Atrophic Gastritis: Expert Review"
[DOI] [PMC free article] [PubMed] [Google Scholar] 2.Vitamin B12 supplementation: preventing onset and improving prognosis of depression