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Last reviewed: June 8, 2026 Last updated: June 8, 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
Science is proving that reversing diseases once thought permanent is possible
As people age, they sometimes have trouble absorbing vitamin B12, even when taking pills by mouth, which is when vitamin B12 injections may be considered
Am J Physiol Endocrinal Metab
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