Psoriasis is considered a skin disease, but really it is the result of a disordered immune system. Psoriasis is come under the different lesion morphology like; papule, plaque, pustule (primary lesion) and scales (secondary lesion). This disease affects both sexes equally. It is inherited and occurs over the elbows, knees, scalp, lower back, and palms or soles of the feet. There is no 'best treatment' for psoriasis and every treatment is not suitable for every patient. Treatment can be basically divided into 3 categories - topical, phototherapy, and systemic. Topical are substances you put directly on the patches of psoriasis, such as corticosteroid creams or coal tar ointments. Phototherapy is treatment with lights. Systemic are substances that are taken into the body through shots or being swallowed. Some evidence to indicate that many psoriatic can benefit from a healthier diet and lifestyle. Sometimes, Ayurvedic supplements or home remedies application are useful for psoriasis patients. More fruits, vegetable, fruit juices etc are very valuable and bitter gourd, curd, and boiled vegetables pumpkin these are good for this disease. Attention required to improving the immune system, make healthier and clean environment. Ultraviolet radiation therapy is a frequent mode of psoriasis treatment that can be administered independently or in combination with photosensitizers.