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| Tryptophan L-Tryptophan | Levotryptophan | Trofan | Tryptacin | Tryptan | Tryptophan Metabolism Alterations | L Tryptophan An essential amino acid that is necessary for normal growth in infants and for NITROGEN balance in adults. It is a precursor of INDOLE ALKALOIDS in plants. It is a precursor of SEROTONIN (hence its use as an antidepressant and sleep aid). It can be a precursor to NIACIN, albeit inefficiently, in mammals. | |
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