Even distilled cod liver oil supplements may have toxic levels of vitamin A.
Is Cod Liver Oil Good for You?
Cod liver oil that has been distilled to remove any industrial toxins and heavy metals. Still harmful, harmless, or healthy?
Harmful, due to the toxic levels of vitamin A. In fact, so much it could damage our own liver. So, not good for the cod’s liver, or ours.
To see any graphs, charts, graphics, images, and quotes to which Dr. Greger may be referring, watch the above video. This is just an approximation of the audio contributed by veganmontreal.
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- Ann Otol Rhinol Laryngol. 2008 Nov;117(11):864-70.Cod liver oil, vitamin A toxicity, frequent respiratory infections, and the vitamin D deficiency epidemic.Cannell JJ, Vieth R, Willett W, Zasloff M, Hathcock JN, White JH, Tanumihardjo SA, Larson-Meyer DE, Bischoff-Ferrari HA, Lamberg-Allardt CJ, Lappe JM, Norman AW, Zittermann A, Whiting SJ, Grant WB, Hollis BW, Giovannucci E.
- A. Sheth, R. Khurana, and V. Khurana. Potential liver damage associated with over-the-counter vitamin supplements. J Am Diet Assoc, 108(9):1536-1537, 2008.
Cod liver oil that has been distilled to remove any industrial toxins and heavy metals. Still harmful, harmless, or healthy?
Harmful, due to the toxic levels of vitamin A. In fact, so much it could damage our own liver. So, not good for the cod’s liver, or ours.
To see any graphs, charts, graphics, images, and quotes to which Dr. Greger may be referring, watch the above video. This is just an approximation of the audio contributed by veganmontreal.
Please consider volunteering to help out on the site.
- Ann Otol Rhinol Laryngol. 2008 Nov;117(11):864-70.Cod liver oil, vitamin A toxicity, frequent respiratory infections, and the vitamin D deficiency epidemic.Cannell JJ, Vieth R, Willett W, Zasloff M, Hathcock JN, White JH, Tanumihardjo SA, Larson-Meyer DE, Bischoff-Ferrari HA, Lamberg-Allardt CJ, Lappe JM, Norman AW, Zittermann A, Whiting SJ, Grant WB, Hollis BW, Giovannucci E.
- A. Sheth, R. Khurana, and V. Khurana. Potential liver damage associated with over-the-counter vitamin supplements. J Am Diet Assoc, 108(9):1536-1537, 2008.
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Is Cod Liver Oil Good for You?
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Content URLDoctor's Note
Also check out: Is Fish Oil Just Snake Oil?
And check out my other “HHH” videos (Harmful, Harmless, or Helpful?).
For further context, see my associated blog post: Soy milk: shake it up!
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