Acne Scar Treatment Approaches That Improve Skin Smoothness Acne scars are one of the most common causes of uneven skin texture and reduced smoothness, often remaining long after active acne has healed. They form when inflammation damages the skin’s deeper layers, disrupting collagen production and leaving behind visible indentations, rough patches, or discoloration. As a result, the skin loses its natural softness and appears uneven in tone and...