Recruiting NA INTERVENTIONAL 3-arm NCT03990909

Pilot Study of BCAA on Sleep

A Pilot Study of Dietary Supplementation With Branched Chain Amino Acids on Sleep

Sponsor: Portland VA Medical Center

Conditions Sleep Disorder Traumatic Brain Injury

Interventions Branched Chain Amino Acids Microcrystalline Cellulose Rice Protein

Updated 8 times since 2019 Last updated: Nov 12, 2025 Started: Mar 1, 2019 Primary completion: Dec 1, 2025 Completion: Dec 1, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates Sleep Disorder and Traumatic Brain Injury and is currently actively recruiting participants. Portland VA Medical Center leads this study, which shows 8 recorded versions since 2019 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

8 versions recorded

Dec 2025 — Present [monthly]

Recruiting NA

Status: Unknown → Recruiting
Sep 2025 — Dec 2025 [monthly]

Unknown NA

Status: Recruiting → Unknown
Sep 2024 — Sep 2025 [monthly]

Recruiting NA
Jul 2024 — Sep 2024 [monthly]

Recruiting NA
May 2022 — Jul 2024 [monthly]

Recruiting NA

▶ Show 3 earlier versions

Apr 2021 — May 2022 [monthly]

Recruiting NA
Jan 2021 — Apr 2021 [monthly]

Recruiting NA
Jul 2019 — Jan 2021 [monthly]

Recruiting NA

First recorded

Mar 2019

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Portland VA Medical Center

Data source: Portland VA Medical Center

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Portland, United States