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Vitamin B12 can be found in dairy products like milk and cheese and foods like eggs, red meat, and fish
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Last reviewed: May 30, 2026 Last updated: May 30, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
Semaglutide GLP-1 S, on the other hand, is studied within a much broader and more validated use case, with trial data reporting average body weight reductions exceeding 14% over 68 weeks a proof point that has made GLP-1 receptor agonists a far more established research category for metabolic and weight-related studies than growth hormone fragment peptides like AOD-9604
But when boosting your B12 levels, should you reach for a supplement bottle or opt for a Vitamin B12 injection
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