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Fasting Damages Your Mitochondria: Here's How — Key Takeaways

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Fasting Damages Your Mitochondria: Here's How

Jay Feldman Wellness18mJun 23, 2026

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To safely clear stored PUFAs, combine vitamin E, vitamin C, glutathione precursors (glutamine, glycine, cysteine), CoQ10, aspirin (to block COX/LOX enzymes), and resistance training to build muscle mass that burns fatty acids — while prioritizing carbohydrate oxidation over fat burning.

Key takeaways

Fasting mobilizes stored PUFA, mimicking a high-PUFA binge

Fasting mobilizes stored PUFA, mimicking a high-PUFA binge

  • Releasing PUFA-laden fat stores during fasting floods tissues with polyunsaturated fatty acids, poisoning mitochondrial enzymes and spiking oxidative stress.
  • This compounds the existing stress-state shift away from glucose, creating a double hit on energy production efficiency.

Prioritize carb oxidation over fat oxidation when PUFA-loaded

Prioritize carb oxidation over fat oxidation when PUFA-loaded

  • Forcing ketosis while tissues are PUFA-rich increases mitochondrial ROS, which directly degrades membrane PUFA and worsens oxidative damage.
  • Fat oxidation also suppresses pentose phosphate pathway, cutting NADPH production and impairing glutathione recycling.

Multi-target protocol to safely clear stored PUFA

Multi-target protocol to safely clear stored PUFA

  • Vitamin E + C + glutathione precursors (glutamine, glycine, cysteine) + CoQ10 + polyphenols neutralize lipid peroxides released during PUFA turnover.
  • Aspirin blocks cyclooxygenase; Boswellia blocks lipoxygenase — together preventing PUFA conversion to prostaglandins and leukotrienes.

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In this video

  1. 1mFasting, PUFA, and the Stress Response
  2. 3mHow Stress Hormones Drive Fat Mobilization and Energy Inefficiency
  3. 7mPUFA Storage, Lipid Peroxidation, and Metabolic Resilience
  4. 11mStrategies to Safely Deplete PUFA Stores
  5. 16mAuto-Regulation, Progress Expectations, and Avoiding Detox Excuses

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EB. 9: Polyunsaturated Fats (PUFA) and Energy Balance

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