La Roche-Posay Effaclar Ultra Concentrated Serum 30ml is a targeted treatment designed to reduce blemishes and refine skin texture. Formulated with potent active ingredients, it helps to visibly diminish imperfections and prevent their recurrence. Suitable for oily and acne-prone skin, this serum supports a clearer, smoother complexion with consistent use. Its lightweight texture absorbs quickly, making it ideal for layering under moisturizers or makeup.