Effect of Tryptophan, Vitamin B
Adolescent
Adult
Affect
/ drug effects
Depression
/ drug therapy
Dietary Supplements
Double-Blind Method
Female
Heart Rate
/ drug effects
Humans
Male
Niacinamide
/ administration & dosage
Placebos
/ administration & dosage
Tryptophan
/ administration & dosage
Vitamin B 6
/ administration & dosage
Young Adult
depressive symptoms
heart rate variability
large neutral amino acids
mood
supplementation
the Center for Epidemiologic Studies Depression Scale
the Profile of Mood States
young adults
Journal
Journal of nutritional science and vitaminology
ISSN: 1881-7742
Titre abrégé: J Nutr Sci Vitaminol (Tokyo)
Pays: Japan
ID NLM: 0402640
Informations de publication
Date de publication:
2019
2019
Historique:
entrez:
7
1
2020
pubmed:
7
1
2020
medline:
12
6
2020
Statut:
ppublish
Résumé
Tryptophan (TRP), a precursor of serotonin is believed to have an antidepressant effect. The pathway for brain uptake of TRP is shared by other large neutral amino acids; therefore, the best time to take TRP may be between meals. No previous study has, however, designated the time of TRP dosing to improve mood. Further, the effects of TRP on autonomic nervous system (ANS) activity are unclear. This study investigated the effects of TRP, vitamin B
Substances chimiques
Placebos
0
Niacinamide
25X51I8RD4
Vitamin B 6
8059-24-3
Tryptophan
8DUH1N11BX
Types de publication
Journal Article
Randomized Controlled Trial
Langues
eng
Sous-ensembles de citation
IM