Tryptophan is one of the most important essential amino acid and a precursor for the synthesis of serotonin (5-HT), a neuromodulator responsible for modulating sleep and appetite regulation. Dietary sources of tryptophan are oats, dried dates, milk and milk products, red meat, eggs, fish, poultry etc. Illustration by Sigma Aldrich #HappyThanksgiving #gobblegobble #allthethings #then #itsnaptime #zzzzz #sigmaaldrich #chemistry #chemicals #moleculeoftheday #science #laboratory #sial https://www.instagram.com/p/CBdp1nLj7Lh/?igshid=17trrudigfljh











