In addition to decorations as a precious pearl beads, pearl is also an important medicine. In particular sea water pearls, the main ingredients for calcium carbonate, in addition, also contain iron, aluminum, magnesium, manganese, copper, selenium, silver, zinc, barium, strontium, potassium, sodium, chromium, nickel, cobalt, phosphorus, germanium, More than 10 kinds of trace elements such as lithium. In particular, selenium, a trace element germanium, and other rare anti-cancer, anti-aging substance. Since ancient times, precious medicinal sea water pearls, China has 2,000 years of history, as early as the Tang Dynasty when people act on the makeup know how to use sea water pearl powder coated face, long, long days, the actor's face is particularly delicate. Li Shizhen in the Ming Dynasty, "Compendium of Materia Medica" wrote: "pearl jewelry, it is moisturize good color, hand-foot-Tu, to reverse the skin, ......" a lot of therapy. Li Gao in Qing Dynasty and in the Song "open-Materia Medica" also describes the role of sea pearls. China's late Qing Dynasty Empress Dowager Cixi also know that pearls can make the skin soft bright, she has specialized grinding pearl powder of eunuchs, select the small crystal rounded the first-class goods sea pearls. Taken from several decades of experience in the pearl powder, Cixi Summed up the use of volume shows that more fresh unhelpful, not on time served also unhelpful conclusions. Sea pearls in medicine also have Anshen for panic, Antidotes,and other effectiveness. In particular, the menstrual period, menopause agitate and irritability, wearing a pearl necklace can be better conditioning, relaxation, but also prevention and treatment of chronic laryngitis and thyroid, particularly at the same time so that the skin smooth and delicate, sooner or later with pearls gently massage the skin , But also skin care, beauty and the role of taking blemishes and wrinkles.