Skip to content

Effect of Roselle-based Drink on Blood Pressure and Skin

Effect of Roselle-based Drink on Blood Pressure, Antioxidative Activity and Skin Condition

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05084443
Enrollment
52
Registered
2021-10-19
Start date
2017-09-11
Completion date
2018-10-19
Last updated
2021-10-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Other Skin and Subcutaneous Infections

Brief summary

This randomized, placebo-controlled, double-blind, and cross-over study was designed to check whether the roselle-based drink (2 bottles every day) can alter blood pressure and skin condition in elderly healthy subjects.

Detailed description

The subjects were assigned into two groups (control group and test group), each group subject was requested to drink 2 bottles every day (100 mL/bottle, one in the morning and another in the evening), the rate of drinking is 75.42%. There are 39 subjects (25 females and 14 males) completely involved in the thirteen-month trial (cross-over). Blood samples were collected at the initial, 3rd, 6th, 7th, 10th, 13th months of the trial. Skin examinations were performed at the initial, 6th, 7th, 13th months.

Interventions

DIETARY_SUPPLEMENTDrink

Roselle and placebo drink for 6 months

Sponsors

Chung Shan Medical University
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
PREVENTION
Masking
TRIPLE (Subject, Caregiver, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
40 Years to 81 Years
Healthy volunteers
Yes

Inclusion criteria

* Healthy adults * Subjects should not be under any medication * Subject must be able to drink

Exclusion criteria

* Subjects with chronic renal, liver or cardiac disorders, Diabetes, hyperlipidemia. * Also pregnant women, chain smokers, high alcohol consumers should not be included.

Design outcomes

Primary

MeasureTime frameDescription
Blood pressure by sphygmomanometer (mmHg)6 monthsBoth systolic and diastolic blood pressure were changed after Roselle drink

Countries

Taiwan

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026