Status:
COMPLETED
Sub-chronic Effects of 5-hydroxytryptophan on Mood and Emotional Processing in Healthy Volunteers
Lead Sponsor:
Northumbria University
Conditions:
Mood
Eligibility:
All Genders
18-65 years
Phase:
NA
Brief Summary
5-hydroxytryptophan (5-HTP) is a nutritional supplement sold in many health food stores, and is taken in order to raise levels of serotonin in the brain. Serotonin is a neurotransmitter that is involv...
Detailed Description
The serotonin precursor 5-HTP is sold as a nutritional supplement and has been used to offset low mood for over 30 years due to its ability to raise levels of neural serotonin. However, evidence for t...
Eligibility Criteria
Inclusion
- Male/Female
- Healthy
- Aged 18-65
- Not taking any herbal or prescription medications (excluding contraceptive pill)
- Free from depressive illness or mood disorder for the last 6 months
- Free of physical illness
Exclusion
- Physically ill
- History of medical illness
- Current or previous (6 month) history of psychiatric disorder
- Pregnant/breastfeeding
- Allergy or hypersensitivity to any of the ingredients contained in the investigational product
- Taking any medication (excluding contraceptive pill)
Key Trial Info
Start Date :
May 1 2011
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
August 1 2011
Estimated Enrollment :
33 Patients enrolled
Trial Details
Trial ID
NCT01514409
Start Date
May 1 2011
End Date
August 1 2011
Last Update
January 23 2012
Active Locations (1)
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1
Northumbria University
Newcastle upon Tyne, United Kingdom