Mederma®Stretch Marks Therapy combines botanical ingredients in a nourishing formula that hydrates skin to help prevent stretch marks and is clinically shown to improve the appearance of existing stretch marks. CLINICALLY SHOWNto improve appearance of stretch marks, hydrate the skin, enhance softness and improve texture. UNIQUE TRIPLE ACTION FORMULApenetrates beneath the surface of the skin to help: Collagen Production, Cell Renewal, and Lock in Moisture #1 RECOMMENDED BRAND:Mederma is the #1 dermatologist-recommended brand of Stretch Mark Cream How to use For best results, apply at least 2 times a day by gently and evenly massaging into skin in a circular motion on all areas of the body you wish to treat. While some see visible results after 4 weeks of treatment, greater improvements are seen after 12 weeks of daily application.