29
Participants
Start Date
June 15, 2022
Primary Completion Date
May 31, 2023
Study Completion Date
December 31, 2023
Geologie Acne Regimen - one side of face
"Geologie is an over-the-counter cosmetic acne regimen with three products. The regimen also has three levels over the course of three months, in which the nighttime lotion is switched to a stronger formula each month. The Geologie Clear System regimen for acne prone skin includes:~1. Clarifying Gel Cleanser - SA Formula (2% Salicylic Acid)~2. Brightening Day Cream - SPF 15 (5% Azelaic Acid, 2% Hyaluronic Acid, 1%Niacinamide)~3. Repairing Night Cream -~ 1. Level 1 (0.05% Retinol, 3% Niacinamide, 2% Hyaluronic Acid)~ 2. Level 2 (0.2% Retinol, 3% Niacinamide, 2% Hyaluronic Acid)~ 3. Level 3 (0.3% Retinol, 3% Niacinamide, 2% Hyaluronic Acid)"
Proactive Acne Regimen - other side of face
"ProActiv is an over-the-counter cosmetic regimen with three products. The~Proactiv Solution 3-Piece System regimen includes:~1. Renewing Cleanser (Active ingredient: 2.5% Benzoyl Peroxide)~2. Revitalizing Toner (Glycolic Acid)~3. Repairing Treatment (Active ingredient: 2.5% Benzoyl Peroxide)"
Northwestern University Department of Dermatology, Chicago
Northwestern University
OTHER