Pro Z92 a natural compound that reduces the effect of the common skin condition known as psoriasis.Using a patented formula, the product is an effective psoriasis treatment. ProZ92 works to counteract psoriasis skin itching and pain, as well as the red, scaly patches on the skin caused by plaque, pustular, guttate and flexural psoriasis on all levels of the Psoriasis Area Severity Index.ProZ92 is a great alternative to steroid and other treatments recommended by dermatologists.