An efficay test for the cosmetic product containing stable neutral vitaminC derivative for 24 weeks on people with senile pigment spots.
- Conditions
- Healty volunteers
- Registration Number
- JPRN-UMIN000052115
- Lead Sponsor
- Inforward, inc.
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Pending
- Sex
- Female
- Target Recruitment
- 25
Not provided
1.People with severe hay fever. 2.Those who are being treated for chronic skin diseases such as atopic dermatitis. 3.Subjects who are likely to expose the test site to sunlight during the test period.(Daily outdoor sports, etc.) 4.Those who have taken medicines containing tranexamic acid, vitamin C, or L-cysteine for skin whitening within 2 months before the start of the study. 5.Persons who have had allergic symptoms to cosmetics, etc. in the past. 6.People who regularly drink large amounts of alcohol. 7.Those who have a history of serious gastrointestinal disorder, liver disorder, renal disorder, myocardial infarction, mental illness, etc. 8.Persons with severe anemia. 9.Those who are currently pregnant, breastfeeding, or wish to become pregnant during the study period. 10.Those who have a family member working for a pharmaceutical manufacturer or cosmetics company. 11.Those who are currently participating in clinical trials, usage surveys, and product monitors for cosmetic products, pharmaceuticals, etc., or those who have participated within the last three months. 12.Subjects who are otherwise ineligible for participation in this study by the investigater.
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method