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Vitamin B12 is necessary for patients with a low serum level of vitamin B12 because they take particular medications or because they suffer from pernicious anemia, gastrointestinal or autoimmune disorders, or alcoholism
Dietary sources of vitamin B12 are exclusively found in animal-derived foods and fortified products
Serotonin is produced in the gut in large amounts for gut motility, and it sends signals to the brain, which affects mood and behavior
Researchers believe this effect may involve: Increased epithelial cell migration Enhanced tissue regeneration Protection of intestinal lining integrity These mechanisms may explain why the peptide has been studied as a possible therapeutic agent for gastrointestinal injury models
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