Efficacy Testing of Hibiscus Sabdariffa Extract and Collagen Products
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Not Applicable
Contacts and Locations
Study Locations
-
-
-
Tainan, Taiwan
- Chia Nan University of Pharmacy & Science
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
- Adult
- Older Adult
Accepts Healthy Volunteers
Description
Inclusion Criteria:
- Healthy adults aged above 20 years old
Exclusion Criteria:
- Subject who is not willing to participate in this study.
- Patients with diseases of the skin, liver, kidney.
- Subjects who have known cosmetic, drug or food allergies, difficulty in digestive tract absorption or disorder.
- Female who is pregnant or nursing or planning to become pregnant during the course of the study.
- Received facial laser therapy, chemical peeling or UV overexposure (> 3 hr/week) in the past 4 weeks.
- Constant drug use
- Students who are currently taking courses taught by the principal investigator of this trial.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Other
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Double
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Placebo Comparator: Placebo sachet
|
Consume 1 sachet daily
|
|
Experimental: Hibiscus sabdariffa extract and collagen products
|
Consume 1 sachet daily
Other Names:
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
The change of skin collagen density
Time Frame: Week 0, week 4, week 8
|
DermaLab® Series SkinLab Combo was utilized to measure skin pores.
Units: arbitrary units
|
Week 0, week 4, week 8
|
|
The change of skin wrinkles
Time Frame: Week 0, week 4, week 8
|
VISIA Complexion Analysis System was utilized to measure skin wrinkles.
Units: arbitrary units
|
Week 0, week 4, week 8
|
|
The change of skin texture
Time Frame: Week 0, week 4, week 8
|
VISIA Complexion Analysis System was utilized to measure skin texture.
Units: arbitrary units
|
Week 0, week 4, week 8
|
|
The change of skin elasticity
Time Frame: Week 0, week 4, week 8
|
SoftPlus was utilized to measure skin elasticity.
Units: arbitrary units
|
Week 0, week 4, week 8
|
|
The change of skin moisture
Time Frame: Week 0, week 4, week 8
|
Corneometer® CM825 was utilized to measure skin moisture.
Units: arbitrary Corneometer® units 0-120
|
Week 0, week 4, week 8
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
The change of skin melanin index
Time Frame: Week 0, week 4, week 8
|
Mexameter® MX18 was utilized to measure skin melanin index.
Units: arbitrary units
|
Week 0, week 4, week 8
|
|
The change of skin L* value
Time Frame: Week 0, week 4, week 8
|
Chroma Meter MM500 was utilized to measure skin L* value.
Units: arbitrary units, 0-100
|
Week 0, week 4, week 8
|
|
The change of transepidermal water loss (TEWL)
Time Frame: Week 0, week 4, week 8
|
Tewameter® TM 300 was utilized to measure TEWL.
Units: g/hm²
|
Week 0, week 4, week 8
|
|
The change of skin pores
Time Frame: Week 0, week 4, week 8
|
VISIA Complexion Analysis System was utilized to measure skin pores.
Units: arbitrary units
|
Week 0, week 4, week 8
|
|
The change of skin spots
Time Frame: Week 0, week 4, week 8
|
VISIA Complexion Analysis System was utilized to measure skin spots.
Units: arbitrary units
|
Week 0, week 4, week 8
|
Other Outcome Measures
Other Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
The change of self-assessment skin condition
Time Frame: Week 0, week 4, week 8
|
A self-assessment questionnaire was collected to evaluate skin condition
|
Week 0, week 4, week 8
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Chia-Hua Liang, Chia Nan University of Pharmacy & Science
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Actual)
First Posted
Study Record Updates
Last Update Posted (Estimated)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- 23-048-B
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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