Tryptophan and Turkey - a podcast by Dr Chris Smith

What is tryptophan, and does Turkey really make you sleepy? We find out in this seasonal Question of the Week. Plus, we ask if you should scoff down all of your Christmas chocolates in one go, or make them last all winter? Like this podcast? Please help us by supporting the Naked Scientists

Further episodes of Question of the Week, from the Naked Scientists

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Website of Dr Chris Smith