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Phasin

Also searched as: raw beans toxic, lectins

In short: A protein in raw beans, especially red kidney beans, that causes nausea and vomiting. At least 10 minutes at a rolling boil makes it harmless; cooking below boiling point is not enough.

Related entries

Pulses

Beans and chickpeas won't soften

Sources · 1

U.S. Food and Drug Administration: Bad Bug Book, Phytohaemagglutinin