Efficacy of Cosmetic Product RV3278B-OS0386 on Skin Surface Ecosystem, in Teenagers with Mild to Moderate Facial Acne

Inclusion Criteria: Criteria related to the population: * Female and male aged between 12 and 17 years included * Subject having signed his/her written informed consent/assent for his/her participation in the study * Subject whose parent(s) or guardian(s) has (have) given his/her (their) written consent for their child's participation in the study * Subject affiliated to a social security system or health insurance, or is a beneficiary * Subject whose parent(s) or guardian(s) is (are) registered with health social security or health insurance * Subject and/or parents certifying the truth of the personal information declared to the investigator * Cooperative subject and/or parent(s)/legal representative(s), aware of the necessity and duration of controls so that perfect adhesion to the protocol established by the clinical trial centre could be expected * Subject with phototype I, II, III, IV according to the Fitzpatrick scale * For woman/girl of childbearing potential: * use of an effective method of contraception, as assessed by the investigator, introduced and unchanged for at least 1 month (3 months in case of hormonal contraception) before inclusion in the study * accept to go on using it during the whole duration of the study Criteria related to the skin condition (acne): * Subject with combination, combination to greasy skin tendency or oily skin on face * Subject with mild to moderate acne vulgaris on face; GEA from 2 to 3 * Subject with predominantly non-infla…