Biology Question #1730
Sarah, a 20 year old female from Fredericton, NB asks on December 8, 2003,
What is the chemical in banana that causes drowsiness?
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The answer
Barry Shell
answered on December 8, 2003
Bananas contain the chemical tryptophan, an amino acid that is converted into the calming and sleep-inducing brain chemical serotonin.
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