Overview

• A Reddit user input over a decade of symptoms and lab results into ChatGPT, which flagged a homozygous A1298C MTHFR mutation impairing vitamin B12 metabolism.
• The patient’s primary care physician confirmed the genetic finding and prescribed targeted B12 supplementation.
• Within months of following the AI-informed treatment plan, the user reported dramatic resolution of chronic symptoms.
• The original Reddit post has received nearly 7,000 upvotes and spurred widespread discussion on health forums.
• Medical experts caution that AI-driven health suggestions require professional verification to ensure accuracy and safety.