iS clinical products are typically sold at medical spas.  I purchase them online.  This cleanser is superior quality and comes in a generous 6oz bottle that can last for up to 6 months is a single person is using the cleanser twice a day (morning and evening skin cleansing.  This product contains willow extract, sugar cane extract, chamomile extract as well as lipids. It also contains two kinds of acids that help with cleansing properties: asiatic acid (which incidentally is also used for treatment of dementia).  Asiatic acid is unique because in traditional herbal medicine, C. asiatica has been used in an attempt to treat varicose veins, chronic venous insufficiency, psoriasis, minor wounds,strangury, and to encourage lactation. According to the American Cancer Society, "Although at least one laboratory study of tumor cells showed reduced cell growth with gotu kola, available scientific evidence does not support claims of its effectiveness for treating cancer or any other disease in humans".and madecassic (brahmic) acid which is a triterpene immunomodulator and inflammatory agent.  I would stronglu recommned this product for anyone with sensitive skin or rosacea because of the soothing and anti-inflammatory active ingredients.