The typical clinical symptoms of selenium deficiency in women are the following four points: 1, the characteristic symptoms of endocrine system disorders, such as premature ovarian failure, early onset of menopause, easy night sweats, weakness and other conditions are typical symptoms of selenium deficiency. 2, the characteristic symptoms of the digestive system, such as constipation and bloating, the digestive and absorption disorders in women with selenium deficiency, often with bloating and constipation are more significant. 3, the typical clinical symptoms of selenium deficiency in women, there are Insomnia, agitation, irritability, irritability, easy to have nightmares and other neurological symptoms. 4, the characteristic symptoms of cardiovascular disease, will aggravate the symptoms of coronary atherosclerotic heart disease, such as chest tightness, shortness of breath, palpitations and other clinical symptoms appear in advance.