Dr. Berg’s Healthy Keto and Intermittent Fasting Podcast

Sugar Is Rewiring Your Brain (Here’s How to Escape)

21 snips
Sep 10, 2025
Quitting sugar can lead to remarkable changes in energy and mental clarity. A 21-day sugar elimination resets brain function, enhances cognitive health, and boosts crucial vitamin levels. Discover how sugar depletes Vitamin B1, leading to fatigue and poor focus. Embracing a ketogenic diet can further reduce sugar cravings and improve overall well-being. Listeners will also learn practical tips for lowering sugar intake, resulting in better weight management and healthier organs.
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INSIGHT

Three-Week Brain Blood Flow Boost

  • Three weeks on a ketogenic, low-sugar diet raised brain blood flow by about 22 percent in a study cited by Dr. Eric Berg.
  • Increased blood flow boosts oxygen and nutrients, which can markedly improve brain performance and sleep quality.
INSIGHT

BDNF Nearly Doubles In Three Weeks

  • BDNF rose by about 47% after three weeks, which promotes brain repair, new cell growth, and better mood.
  • Higher BDNF is linked to antidepressant effects and improved cognitive function.
INSIGHT

Sugar Creates Cellular Starvation

  • Chronic sugar intake causes blood sugar swings and cellular insulin resistance that starve cells despite abundant fuel.
  • This cellular fuel delivery failure explains brain fog, irritability, and frequent hunger after eating sugar.
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