I spent a lot of money that year only to lose 10 lbs and not feel any better
Free Radic Biol Med 63:5164 Schrammel A, Gorren AC, Schmidt K, Pfeiffer S, Mayer B (2003) S-nitrosation of glutathione by nitric oxide, peroxynitrite, and (*)NO/O(2)(*-)

Other groups who may benefit include: Patients following gastric surgery (gastrectomy, bariatric procedures) where intrinsic factor production or absorption sites are compromised Individuals with malabsorption disorders such as Crohn's disease, coeliac disease, or chronic pancreatitis Strict vegans and vegetarians with dietary insufficiency, though oral supplementation is usually tried first Elderly patients with atrophic gastritis or reduced gastric acid production Patients on long-term metformin or proton pump inhibitors, which can impair B12 absorption [6] [8] Individuals with nitrous oxide exposure (recreational or medical), which can cause functional B12 deficiency Diagnosis typically involves serum B12 measurement, with levels below approximately 148 pmol/L (though thresholds vary between laboratories) generally indicating deficiency

Tirzepatide should be injected into the abdomen, thigh, or upper arm (upper arm injections typically require assistance from a caregiver), with patients choosing a different site each week and avoiding using the exact same spot for subsequent injections
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