The Mentally ill Mentor
The Mentally ill Mentor
David Grant Miller
68. How Sugar Negatively Affects Your Mental Health — Dr. Mark Hyman Explains Why
30 minutes Posted Jun 25, 2026 at 12:00 am.
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How Sugar Destroys Your Mental Health — Dr. Mark Hyman Explains Why

In this episode of The Mentally ill Mentor, Dave shares the story of his legendary "Texas Homemade Banana Splits" — a massive bowl of ice cream smothered in chocolate sauce, hot chocolate powder, and chocolate chips — and how meditation helped him discover that his sugar habit was actually emotional eating in disguise.


He dives into the latest research on how sugar affects your brain, fuels irritability, anxiety, and depression, and features insights from world-renowned functional medicine leader Dr. Mark Hyman on why sugar is one of the most destructive things you can put in your body.


Topics covered:

  • The connection between emotional eating and sugar cravings
  • How sugar causes irritability, mood swings, and anxiety through blood sugar crashes
  • The brain science: inflammation, dopamine hijacking, and gut-brain disruption
  • Dr. Mark Hyman on why sugar makes us addicted, inflamed, and depressed
  • Dr. Daniel Amen on why sugar is one of the worst things for your brain
  • Dave's meditation breakthrough and the Lucy kitchen story
  • Practical steps to improve your relationship with sugar starting today

Resources mentioned: