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Although vitamin B12 deficiency with these classic hematologic and neurologic signs and symptoms is rare (Hughes‑Jones & Wickramasinghe SN, 1996), low or marginal vitamin B12 status (serum B12 200‑300pg/mL [148‑221pmol/L]) without these symptoms is more common (i.e., up to 40% in Western populations), especially in individuals with low intakes of vitamin B12‑rich foods (NIH, 2024) https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs43032-022-00948-5/MediaObjects/43032_2022_948_Fig4_HTML.png Hersteller alle Shops Navi 2 Choose Your Bundle:8oz | 10 Pack Peptide Therapy Certification - On-Demand - 2026
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