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Those more likely to experience rough symptoms initially include: People with chronic inflammation or autoimmune disorders
The short answer is that for most people, B12 injections given in a medical setting have a strong safety record
By purchasing this product, you acknowledge that: You are a qualified researcher or authorized laboratory representative
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
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