Soy isoflavones are estrogen supplements. It may not be beneficial for dysmenorrhea oh. The actual pills can be taken according to the specific symptoms of menstrual cramps. Soy Flavonoids are both antioxidants, able to stop the vitality of free radicals and enhance antioxidant defenses, thus assisting the body to resist those compounds that will accelerate the body's aging quality. (2) Estrogen-like effect: the molecular structure of soy isoflavones is very similar to human estrogen, when the human estrogen secretion is insufficient, it can be supplemented in a timely manner; when the human estrogen secretion is in excess, it can pre-empt the occupation of estrogen receptor space, thus preventing the human estrogen to continue to increase. This is soy isoflavones unique two-way regulation of the balance. (3) Anti-cancer effect: Soy isoflavones in the genistein will block the generation of new blood vessels, thus making the malignant tumors can not get from the blood to its growth of the required nutrients, and eventually starve to death. Soy isoflavones in women's health care has the following effects: (1) improve skin quality: soy isoflavones estrogen-like effect and antioxidant effect, can make women's skin moist, delicate, smooth, rich in elasticity. (2) Anti-aging: long-term supplementation of soy isoflavones can prevent the premature decline of female ovarian function, thereby delaying the onset of menopause, to achieve the role of delaying aging. (3) Improve menstrual discomfort: menstrual discomfort is often associated with an imbalance in estrogen secretion, and the two-way regulatory effect of soy isoflavones can keep estrogen levels normal and achieve the purpose of improving menstrual discomfort. (4) Relieve menopausal symptoms: Soy isoflavones have estrogen-like effects and can regulate estrogen levels, thus relieving many symptoms of menopause, such as insomnia, osteoporosis, senile dementia, cardiovascular disease, which is conducive to the smooth passage of women in menopause. (5) Prevent osteoporosis: The decrease of estrogen secretion level can cause bone loss and lead to osteoporosis, timely supplementation of soy isoflavones can effectively prevent and control the occurrence of osteoporosis. (6) Prevention of Alzheimer's disease: In patients with Alzheimer's disease, women are about three times as many as male patients. Studies have shown that: supplementation of soy isoflavones can reduce blood concentration and prevent the deposition of specific types of proteins in the brain, which can effectively prevent Alzheimer's disease. (7) Prevention of cardiovascular disease: soy isoflavones can effectively reduce the concentration of low-density lipoproteins in the blood, elevate the concentration of high-density lipoproteins, prevent the formation of atherosclerosis and prevent the occurrence of cardiovascular disease. (8) Preventing breast cancer: Soy isoflavones can inhibit the growth of cancer cells and can combine with estrogen receptors, thus reducing the activity of endogenous estrogen and reducing the risk of uterine and breast cancer in women. (9) Improve postpartum mental disorders: some women have fluctuations in hormone levels after childbirth, resulting in phytoneurological disorders, soy isoflavones can regulate estrogen levels and prevent postpartum depression. (10) Improve the quality of sexual life: the estrogen-like effect of soy isoflavones can increase vaginal secretions and enhance the elasticity of vaginal muscles, thus improving the quality of sexual life.