L-tryptophan

noun L-tryp·to·phan \ ˈel-ˈtrip-tə-ˌfan \

Definition of L-tryptophan

: the levorotatory form of tryptophan that is a precursor of serotonin and was used formerly as a dietary supplement especially to promote sleep and relieve depression

First Known Use of l-tryptophan

1949

in the meaning defined above

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Medical Dictionary

L-tryptophan

noun L-tryp·to·phan \ ˈel-ˈtrip-tə-ˌfan \

medical Definition of L-tryptophan

: the levorotatory form of tryptophan that is a precursor of serotonin and was formerly used in some health food preparations in the belief that it promoted sleep and relieved depression — see eosinophilia-myalgia syndrome

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BROWSE DICTIONARY

LTP
ltr
L-tryptophan
LTS
Lu

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