Psoriasis (from Greek psorio - itching) - skin disease that often has a chronic origin, characterized by symptoms as follows: on the surface of the skin in different head and entire body parts appears as red and dry spots, round in shape, covered with rough scales of gray shades. If these sites have damages a bleeding may occur. This skin is very itchy, dandruff appears as normal, however cannot be removed by any non-conventional cosmetics in the form of shampoos, etc., or their effect is minimal, the skin stays red and flaky at the hair roots. This disease may burst out simultaneously in several family members, but most often appears in young people suring their puberty. Psoriasis is quite a common skin disease, the disease affects not only the hairy skin of the head, but also elbows, knees, chest, lower back, sometimes but very rarely on the face. Psoriasis is not transmitted by contact. When psoriasis disease is determined it should be treated to a dermatologist or trichologist. Treatment of the disease is based strictly on individual approach as lots of conditions shall be taken into consideration and appointed, fsuch as age, sex and the anatomy of the sickness, tolerance to drugs, and previous experience of treatment. Most important factor remains the extent and stage of the disease and its spread on the head and entire body certain details.