acne
Conditions
Interventions
Control group:Use substrates
Experimental group:Use test products
Sponsors
West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. 18-35 years old, healthy male or female; the age and sex ratio of the subjects can be determined according to the consumption objects described in the instructions for use of the test products; 2. Mild: only comedones; or moderate: comedones with inflammatory papules and pustules (Chinese Acne Treatment Guidelines (2019 Revision). The number of comedones in the entire evaluation area of ??the subject is not less than 10; the entire face no more than 30 papules plus pustules); 3. Have not received photon, blue light, chemical peeling and other physical/chemical treatments within 1 month, and have not taken orally or externally used corticosteroids, antibiotics, anti-inflammatory drugs and vitamin A acid and other anti-acne drugs; 4. Able to understand the trial process, voluntarily participate in the trial and sign a written informed consent.
Exclusion criteria
Exclusion criteria: 1. Pregnant or lactating women; 2. Patients with severe acne whose skin lesions are mainly nodules and cysts; 3. Those who have used cosmetics with anti-acne effects or other products with such effects in the past 2 months; 4. People with highly sensitive constitution; 5. Those who have participated in human clinical trials of other drugs/cosmetics in the past 2 months; 6. Volunteers who are considered unsuitable to participate in the trial by clinical assessment.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Noninflammatory lesions;Inflammatory lesions; | — |
Secondary
| Measure | Time frame |
|---|---|
| Porphyrin content;Sebum content;PH value;Transepidermal water loss rate;Skin hydration; | — |
Countries
China
Contacts
Public ContactLi Li
West China Hospital, Sichuan University
Outcome results
None listed