In China and Japan, psoralea is among the key herbs used extensively by herbalists to treat the various skin disorders. Chinese and Japanese herbal medicine practitioners have been using the herb to cure eczema, vitiligo as well as hair loss. Besides its benefits in treating skin disorder, psoralea combats staph (bacteria appearing in clusters) infections and at the same time, invigorates the heart. Psoralea is known as bu gu zhi that literally translated into English denotes ‘tonify bone resin’. The herb is also useful for enhancing bone calcification or adding calcium and this process makes psoralea valuable while treating bone disorders such as osteoporosis and bone fractures. Psoralea comprises of a substance called psoralen that is a vigorous element to enhance pigmentation of the skin and hence useful in treating vitiligo, a disease in which patches of the skin loses its pigments. Experience has shown that when applied externally on hypo-pigmented skin or skin that is losing pigmentation, psoralens brings about residual pigmentation. At the same time, psoralens improve the flow of blood and enhance the activity to produce melanin (pigments) on the unhealthy areas of the skin. Here is a word of caution for people applying psoralea on the skin. It must be borne in that mind that external application of psoralea on the skin may often sensitize the skin and lead to allergic effects when exposed to the sun. The psoralea fruits that are one-sided, as they include the seed as well as the seedpods are considered to possess rich aphrodisiac properties and are used as a tonic for the genital organs. The psoralea fruits are widely used to stimulate sexual urge. The seed of the psoralea fruit has numerous properties and it is said to possess anti-bacterial, anthelmintic (a substance that eliminates parasitic worms), aphrodisiac, astringent, cardiac, cytotoxic, de-obstruent, diuretic (a substance that enhances the flow of urine), diaphoretic (a substance that enhances sweating), stimulant, stomachic (something related to the stomach) and tonic functions. Herbal medicine practitioners extensively use the psoralea seeds to treat feverish ailments, premature ejaculation, impotence, lower back pains, frequent urination, incontinence, bed wetting and many other physical disorders. Seeds of the psoralea fruits are also beneficial in treating different skin problems such as leprosy and leucoderma (loss of the skin’s pigmentation). Both the fruit as well as the seed of the plant enclose psoralen, which is valuable for enabling the skin to create new pigments when out in the open to sunlight and hence is effectively used to cure diseases such as vitiligo and psoriasis (a skin ailment that is marked by red scaly patches). In addition, the anti-bacterial function of the psoralea fruit slows down the development or growth of Mycobacterium tuberculos. The fruits of psoralea are harvested when they ripen in autumn. The fruits may be used fresh or even dehydrated and stored for future use. The plant’s roots are effectual in treating dental caries or tooth decay. The herb also produces a very valuable therapeutic resin oil mixture or oleoresin that is useful in treating kidney problems, impotency, premature ejaculation, lumbago or pain in the lumbar region of the back. The psoralea is a useful therapeutic plant and is widely used to treat different disorders. Listed below are the benefits of psoralea for exact physical conditions. Cancer - researches have shown that the psoralea plant encloses elements such as bavachinin, corylfolinin and psoralen. All these substances present in the plant slow down the speedy growth of osteosarcoma as well as lung cancer cells. Hence, medications prepared with psoralea are recommended by herbalists to treat these specific conditions of cancer. Psoriasis - as mentioned above, the psoralea plant is a normal resource of psoralens, a collection of compounds that comprise the active component of a traditional medication to treat psoriasis. Significantly, the psoralens are highly effective while providing ultraviolet light therapy to treat psoriasis. Vitiligo - psoralea is effectual in combating vitiligo, a disease wherein patches of skin lose its pigmentation in different parts of the body. During a study conducted some time ago, 49 patients suffering from vitiligo were subjected to psoralea therapy for approximately six months. At the end of the duration, it was found that of these 49 patients, 14 per cent were completely cured, while another 19 per cent reclaimed the pigmentation on no less than two-third of the affected skin area.