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Pilot Study of BCAA on Sleep
A Pilot Study of Dietary Supplementation With Branched Chain Amino Acids on Sleep
Who can join
Ages 18 to 89 · All sexes
Full eligibility criteria
Inclusion Criteria: * Veteran * English Speaking * Accessible via phone * Sleep problems Exclusion Criteria: * Decisional impairment * Nickel allergy * Maple syrup urine disease or family history of disease * Allergy to sucralose * Currently taking BCAAs
About the study
Individuals will be recruited from the VA Portland Health Care System and the community affiliated with Oregon Health \& Science University. Traumatic brain injury status will be assessed as a contributing factor. Subjects will be randomized to one of 3 groups (BCAA or one of 2 placebo conditions) and instructed to consume study product twice daily for 21 days. Self-report questionnaires, wrist actigraphy, pressure pain testing, and cognitive function will be assessed pre and post the experimental period.
What is being tested
- Branched Chain Amino Acids (dietary supplement)
- Rice Protein (dietary supplement)
- Microcrystalline Cellulose (dietary supplement)
Sponsor: Portland VA Medical Center · Participants: 300 · Started: Mar 1, 2019
Contact the study team
- Miranda M Lim, MD, PhD · Phone: 503-220-8262
Official record on ClinicalTrials.gov — NCT03990909
Locations in the U.S.
| Oregon | VA Portland Health Care System, Portland |
Conditions
From ClinicalTrials.gov, data retrieved Oct 1, 2026. Each study sets its own eligibility; the study team decides who can join.