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I don't think taboos are in anyway useful in determining health implications. For example, are dogs or horses in any way materially worse than cows or sheep for people to eat? Why are the French happy to eat frogs and snails? I'm reasonably certain the idea of certain food being taboo is almost completely due to cultural norms.
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I can't imagine any ethical experiment which would adequately separate the two factors. It's difficult to raise a child without influence of their surrounding culture.
Predators in the wild tend to eat the vital organs of their prey first, yet for a great many people eating organ meats is gross.