On Tue, 30 Apr 2002, Marianne Fuller wrote:
> It is possible to take in toxic levels of vitamin A by eating large
> quantities of certain foods. For example, about 30 grams of beef liver, 500
> grams of eggs, or 2,500 grams of mackerel would supply 10 mg of retinol. The
> livers of polar bears and other arctic animals may contain especially high
> levels of vitamin A.
It's interesting, though, that the elderly man who ate 20-25 eggs
per day for years (reported some time ago in NEJM) suffered no
signs of vitamin A toxicity. I wonder how that is possible.
Todd Moody
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