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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
A lyophilized peptide has had water removed under vacuum at low temperature, dramatically slowing all three degradation pathways
Critical note: use separate vials and syringes for each peptide since mixing peptides in the same syringe risks stability issues
How Much Sleep Do You Need? National Heart, Lung, and Blood Institute , U.S
If you are taking B12 supplements and suspect they may be contributing to anxiety, do not abruptly discontinue without medical advice, particularly if you have been diagnosed with deficiency
Takes a while to work but Im now starting to feel the effects
