Actively Recruiting
Efficacy Evaluation Study of Vitamin C and Glutathione Liquid Sachet
Led by TCI Co., Ltd. · Updated on 2026-02-04
30
Participants Needed
1
Research Sites
18 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
The objective of this study is to evaluate the effect of liquid vitamin C and glutathione supplements on human skin condition improvement and anti-oxidation.
CONDITIONS
Official Title
Efficacy Evaluation Study of Vitamin C and Glutathione Liquid Sachet
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Healthy male or female adults, aged 18-65 years old
- Commitment not to use products with similar activity to the test product during the study period
- Free of any dermatological or systemic disorder that would interfere with results
You will not qualify if you...
- Obvious skin surface damage
- Use of oral or topical medication affecting skin condition within 1 month
- Known allergies to cosmetics, medications, or foods, especially legumes/soy
- Pregnant or breastfeeding individuals
- Received facial laser therapy or chemical peeling in the past 2 months
- Unwillingness to allow publication or public disclosure of photographs taken during the study
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
Chia Nan University of Pharmacy & Science
Pingtung City, Taiwan, 928
Actively Recruiting
Research Team
C
Chia-Hua Liang, Ph.D.
CONTACT
P
Ping Lin
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
DOUBLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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