Clinical trials: Caffeine; Sleep Disorder
Healthy Volunteers, Caffeine
Caffeine Dose: Performance and Recovery
The goal of this clinical trial is to learn how different doses of caffeine taken in the evening affect rowing performance, sleep quality, and daytime alertness in trained male university rowers.
- Conditions
- Healthy Volunteers, Caffeine, Sleep Quality
- Trial name
- NCT07090421
- Testing
- Cellulose Powder, Caffeine 3 mg/kg Oral Powder, Caffeine 6 mg/kg Oral Powder
- Where
- Turkey (Türkiye)
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Ulaç Can YILDIRIM
Caffeine Dependence, Anxiety
Remote Guided Caffeine Reduction
The purpose of this online research study is to determine whether or not a gradual caffeine reduction program developed at Johns Hopkins can help people reduce their caffeine use.
- Conditions
- Caffeine Dependence, Anxiety, Sleep Disturbance, Gastrointestinal Dysfunction
- Trial name
- NCT04560595
- Testing
- Caffeine Reduction Manual
- Where
- United States
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Sleep, Mood
A Single-Arm, Virtual Clinical Trial to Evaluate the Effects of a Sleep Supporting Beverage and Two Coffee Substitute Products
This is a virtual, single-arm clinical trial that will last 12 weeks. Participants will trial three different products, each for 4 weeks.
- Conditions
- Sleep, Mood, Caffeine Withdrawal, Anxiety
- Trial name
- NCT06146517
- Testing
- Clevr Sleeptime, Clevr Matcha, Clevr Chai
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Clevr Blends