What the Authoritative Sources Say About B12 Deficiency and Supplementation The National Institutes of Health Office of Dietary Supplements publishes the most thorough citation-backed overview of vitamin B12 its role in red blood cell formation and neurological function, the populations most at risk for deficiency (older adults, people on long-term metformin or proton pump inhibitors, vegetarians and vegans, people who have had gastric bypass surgery), and the recommended daily intake at each life stage
Beyond that, the evidence is per-compound plus the CagriSema (cag + sema) Phase 3 data as the closest human analog
Doctors and nutritionists alike recommended dietary allowance (RDA) for vitamin B12 is 2.4 micrograms per day for adults aged 19 years or older
Vanessa Mack (Dean) at Infinite Wellness Hormone Specialists determines the recommended frequency of B12 injections based on each patients individual needs, wellness goals, symptoms, health history, and vitamin B12 levels
Administration BPC-157 has been studied in animals via injection, oral, and topical routes