Pigmentation
Conditions
Interventions
Apply the test product to the entire face twice a day (morning and night) for 12 months.
Sponsors
Sansho Pharmaceutical Co.,Ltd.
Tokyo Saiseikai Central Hospital
Eligibility
Sex/Gender
Female
Inclusion criteria
Inclusion criteria: Persons with pigmentation on the face. (melasma, lentigo senilis, ephelis, etc.)
Exclusion criteria
Exclusion criteria: 1. Persons with a smoking habit. 2. Persons with a history of serious illness within the past 5 years.(pigmentation and thyroid function) 3. Persons who currently have thyroid dysfunction. 4. Persons who have received treatment such as immunosuppression within the past 3 months. 5. Persons who may have allergic reactions to cosmetic ingredients. 6. Persons with chronic skin diseases such as atopic dermatitis. 7. Persons at risk of showing hay fever symptoms during the study period. 8. Persons with scars, warts, pimples, permanent makeup, burns, etc. on the face that would affect the evaluation measurement. 9. Persons receiving hormone replacement therapy. 10. Persons who have experience in cosmetic medicine on the face. 11. Persons who have difficulty maintaining lifestyle habits.(eating, exercising, sleeping, skin care, etc.) 12. Persons who are pregnant, lactating, may be pregnant, or wish to become pregnant. 13. Persons who are participating in other clinical study at the start of this study. 14. Individuals or family members who work for a company that develops, manufactures, or sells cosmetics.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Visual evaluation | — |
Secondary
| Measure | Time frame |
|---|---|
| Blood tests (T3, T4, TSH levels) | — |
Countries
Japan
Contacts
Public ContactKazuhiro Iga
Sansho Pharmaceutical Co.,Ltd. Raw Material Development Department
Outcome results
None listed