Clinical trial registry record

Effects of Aronia Berries on Vascular Endothelial Function and the Gut Microbiota in Middle-Aged/Older Adults

A registered study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Plain-language guide

Five questions to ask about this record

What this is
A clinical study registration, not a result or recommendation.
Why it may matter
The registry currently reports Completed.
Evidence
Registered phase not reported study.
Main limitation
Registration does not prove that the intervention works, is safe, or is available to you.
What changed
Registry metadata was last updated July 3, 2023.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT03824041
Last registry update
July 3, 2023
Status
Completed
Phase
Phase not reported
Sponsor
Colorado State University
Enrollment
24
Countries
United States
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

A registered study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Evidence snapshot

What the source actually supports

Evidence stage
Phase not reported
Study design
RANDOMIZED · CROSSOVER · BASIC SCIENCE · DOUBLE
Evidence population
Human clinical study registration
Participants
24
Population
ALL · 45 Years to 75 Years
Duration
2019-02-11 to 2021-07-26
Intervention
Aronia full spectrum - half dose; Aronia full spectrum - full dose; Placebo
Comparator
Placebo
Outcomes measured
Change from baseline reactive hyperemia index (RHI) after 6 weeks consumption — Baseline and 6 weeks; Gut microbiota analysis — Baseline and 6 weeks; Blood pressure — Baseline and 6 weeks; Augmentation index — Baseline and 6 weeks; Gastrointestinal health — Baseline and 6 weeks; Pulse wave velocity — Baseline and 6 weeks; Blood lipids — Baseline and 6 weeks; Blood hemoglobin A1c — Baseline and 6 weeks; Blood oxidized LDL — Baseline and 6 weeks; Blood ICAM — Baseline and 6 weeks; Blood VCAM — Baseline and 6 weeks
Reported result
No reusable finding-level result is available in this record.

Main limitationThis is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.

Safety and approvalEligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians. Trial registration is not regulatory approval and does not establish that an intervention is available.

Source supportStructured registry protocol metadata; no finding-level conclusion is generated.

Trial stage · Phase not reportedA trial phase describes development stage; it does not establish a positive result.
Phase 1Phase 2Phase 3Phase 4

Registration and recruitment status do not establish safety, efficacy, or regulatory approval.

Why this record appears here · 100% topic match

The title, summary, or source keywords matched one or more topics followed by immortal.life. A higher percentage means a stronger topic match; it does not rate safety, effectiveness, or study quality.

  • Microbiome and dysbiosis · 100%Title contains controlled term: gut microbiota. Abstract contains controlled term: gut microbiota. Title supplies longevity context: older adult. Study type is explicitly identified as INTERVENTIONAL.

Automated source check 100% · update recency 50%. These figures help sort records; they are not medical ratings.

microbiome dysbiosis
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