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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Licensed Healthcare Practitioners 1,000+ physician-grade products, bulk-tier pricing, and direct shipping to your practice
10.1136/bmj.326.7385.365 83
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Adults Over 50 Reduced stomach acid production Decreased ability to absorb B12 from food Common medications that interfere with B12 absorption 4
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