RecruitingNot ApplicableNCT07379216

Efficacy Evaluation Study of Vitamin C and Glutathione Liquid Sachet

Sponsor

TCI Co., Ltd.

Enrollment

30 participants

Start Date

Jan 24, 2026

Study Type

INTERVENTIONAL

Conditions

Anti Oxidative Stress Skin Condition

Summary

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.

Eligibility

Min Age: 18 YearsMax Age: 65 Years

Inclusion Criteria3

Healthy male or female adults, aged 18-65 years old;
Commitment not to use products having activity comparable with that of the product to be tested during the study period;
Free of any dermatological or systemic disorder that would interfere with results.

Exclusion Criteria6

Subject with obvious skin surface damage;
Subject who had oral or topical medication which may affect skin condition within 1 month;
Individuals with known allergies to cosmetics, medications, or foods (especially those allergic to legumes/soy);
Pregnant or breastfeeding individuals;
Received facial laser therapy, chemical peeling in the past 2 months.
Individuals unwilling to allow publication or public disclosure of photographs taken as part of the study results