Thorough research into the root causes of blemishes. Anticipating and preventing "stubborn blemishes." Prevents the formation and spread of blemishes by addressing their root causes. Two types of whitening active ingredients (4MSK* and m-tranexamic acid**) effectively inhibit melanin production, preventing spots and freckles. The active ingredient dipotassium glycyrrhizate suppresses inflammation and prevents skin irritation. *4-methoxy potassium salicylate **tranexamic acid