Dr. Berg’s Healthy Keto and Intermittent Fasting Podcast

The One Omega-3 That Builds Your Brain (It's Not Fish Oil)

12 snips
Jan 24, 2026
They argue cod liver oil outperforms fish oil for brain health and explain why DHA matters for brain, eyes, and mitochondria. The show highlights unique compounds like alkylglycerol that support immunity. It contrasts seed oil overload with beneficial omega-3s and covers cod liver oil’s vitamins A, D, CoQ10, and roles in gut lining, bone health, and energy production.
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INSIGHT

DHA-Rich Oil Mirrors Brain Fat

  • Cod liver oil contains a DHA/EPA ratio that closely matches the brain's structural fats.
  • This makes it superior to typical fish oil for brain, eye, mitochondrial, and immune structure.
INSIGHT

Immune-Boosting Alkylglycerol Present

  • Cod liver oil contains alkylglycerol, a compound absent from fish oil that supports immune cell production.
  • Alkylglycerol likely contributed to historical uses for tuberculosis and wound healing.
INSIGHT

Seed Oils Displace Essential Brain Fats

  • High intake of seed oils (omega-6) competes with and displaces beneficial omega-3s in cell membranes.
  • Displaced DHA function is partly replaced by inferior fatty acids, harming neuronal and visual function.
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