Skin aging
Conditions
Interventions
Experimental group:During the test period, the test samples provided by the test institution must be used at the test site, and any other cosmetics, functional foods, health products, drugs or medical
Sponsors
Cosmetics Testing Center, Dermatology Hospital of Southern Medical University
Eligibility
Sex/Gender
All
Age
25 Years to 55 Years
Inclusion criteria
Inclusion criteria: (1) From 25 to 55 years old, Asian (China), healthy female or male; (2) The residence is the location of the testing institution; (3) Sensitive muscle classification questionnaire was assessed as sensitive muscle and had a positive lactic acid tingling test (3 points); (4) The face has a certain degree of eye lines (level 3 and above), crow's feet (level 3 and above), head lines (level 2 and above), Sichuan lines (level 1 and above), mouth lines (level 1 and above), law lines (level 2 and above), (wrinkle classification refer to the skin aging map (Volume 2 Asian)); (5) Facial skin relaxation; (6) Able to understand the test process, volunteer to participate in the test and sign the written informed consent.
Exclusion criteria
Exclusion criteria: (1) The application of any topical drug at the test site within the last two months; (2) Using antihistamines in the past week or immunosuppressants in the last month; (3) Patients with inflammatory skin disease; (4) Patients with insulin-dependent diabetes mellitus; (5)Patients with asthma or other chronic respiratory diseases under treatment; (6) Those who have received anti-cancer chemotherapy in the past six months; (7) Patients with immunodeficiency or autoimmune diseases; (8) Women born during pregnancy or lactation; (9) Significant scar, pigmentation, atrophy, bright red nevus, sunburn, wounds, wear, in or near the skin test site Tattoo or other defects that may affect the determination of the test results; (10) In the past three months, those who have received photorejuvenation, laser and other medical and aesthetic treatments or other facial beautification methods that may affect the skin condition; (11) Participated in similar facial tests, oral drug trials or other clinical trials in the past 2 months; (12) Highly sensitive physique, known allergic to cosmetics or daily chemical ingredients, alcohol, rubber or drugs; (13) Those who need to be exposed to outdoor daylight for a long time due to work or other reasons; (14) Other iatrogenic problems may affect the test results (such as coagulopathy, severe hyperglycemia, high Blood pressure, hyperlipidemia, mental illness or other major diseases); (15) Non-volunteer participants or those who cannot complete the prescribed trial content as required.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Self-assessment of subject;Facial image uptake and analysis;Image analysis of facial wrinkles;The measurement of skin elasticity ; | — |
Secondary
| Measure | Time frame |
|---|---|
| Lactic acid stinging test;The measurement of skin firmness; | — |
Countries
China
Contacts
Public ContactYe Li
Dermatology Hospital of Southern Medical University
Outcome results
None listed