Impact of Chronic and Acute Caffeine Intake on the Hematopoietic System
Recruiting
N/A
Interventional Study
Healthy Adults; Hematopoietic System; Caffeine
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
At a Glance
- Age
- 18 and older
- Sex
- Any
- Study type
- Interventional
- Purpose
- Basic Science
- Participants needed
- 100 (estimated)
- Sponsor
- Jasmin Rettkowski · Other
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About This Trial
This study investigates how caffeine intake affects blood stem and progenitor cells in healthy adults.
The trial will compare people who regularly consume caffeine with those who consume very little or none. All participants will receive a single 200 mg caffeine tablet (similar to one cup of coffee) under fasting conditions. Blood samples will be collected before and three hours after caffeine in…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* Able to give consent.
* Healthy adults aged ≥ 18 years.
* Regular caffeine consumers (≥1 coffee cup/day or ≥1 energy drink/day) or non-consumers (≤1 cup/month and ≤1 energy drink/month) for at least 6 months.
* Willingness to comply with fasting requirements and study procedur…
Contacts
No contact information available.