# Tryptophan Depletion Promotes Habitual over Goal-Directed Control of Appetitive Responding in Humans

> Research article (The International Journal of Neuropsychopharmacology, 2015) · cited 65× · AI/ML

**Wikidata**: [openalex:W2131803813](https://www.wikidata.org/wiki/openalex:W2131803813)  
**Source**: https://4ort.xyz/entity/tryptophan-depletion-promotes-habitual-over-goal-directed-control-of-appetitive-responding-in-humans