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Last reviewed: May 30, 2026 Last updated: May 30, 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

Vitamin B12 is crucial for energy production

Each vial is securely sealed to maintain product integrity and support professional laboratory research applications

B12 does not have weight loss properties

Our B12/MIC Injections are designed to naturally restore energy levels, enhance focus, and promote fat metabolismhelping you feel revitalized from the inside out