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Pregnancy and lactation represent relative contraindications given absence of human safety data in these populations despite reassuring preclinical reproductive toxicology studies
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Testing & COA: Every product is third-party tested for purity and identity, with a per-batch certificate of analysis available in Kois public COA library on the website
Several factors contribute to the limitations of relying solely on serum B12 levels for diagnosing PA: 1
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