Safety and Efficacy of Skincare Products for Managing Mild to Moderate Acne in Individuals With Sensitive Skin

Inclusion Criteria: * Healthy Malaysian women and men * Fitzpatrick skin type II-V * Age above 18 years old * Individuals with sensitive skin identify through sensitive skin survey (Corazza et al., 2022) and lactic acid sting test (LAST). * Individuals with mild to moderate acne, based on Comprehensive Acne Severity Scale (CASS) Exclusion Criteria: * Pregnant or breastfeeding women, or those planning pregnancy during the study period. * Individuals with documented autoimmune diseases or other conditions that may affect immune response or skin barrier function. * Individuals with a history of severe skin sensitivity reactions, including frequent intense erythema, swelling, or intolerable burning in response to topical products. * Individuals with severe acne requiring medical treatment or systemic treatment such as nodulocystic acne. * Individuals with active inflammatory or allergic dermatological conditions affecting the face, such as atopic dermatitis, eczema, or psoriasis, which may compromise skin barrier function or interfere with study assessments. * Individuals who have undergone cosmetic or dermatological procedures such as -chemical peel, microneedling, or any procedures aimed at improving acne, within 3 months prior to the study. * Individuals currently taking medical or hormonal treatments that may interfere with study outcomes, including anti-inflammatory agents, corticosteroids, or other medication interfering with study objectives. * Individuals with known allergy or hypersensitivity to any ingredients found in the product.