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Its essential to how your body functions
It helps with energy and nerve health
Last reviewed: June 7, 2026 Last updated: June 7, 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
Those who opt for the Vitamin B12 injections or IV therapies will experience results faster, within two to three days, due to its quick absorption in the body
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