Tasly Phytoestrogen Tablet is a natural nutritional supplement with no side-effects. It can complement estrogen and prevent aging. Soy Isoflavone the main ingredients of Phytosoy, has passed the safety accreditation certificate. Estrogen, one kind of female hormone, has no substitute. The well-balanced estrogen leads to the health and beautiful life of females. Low levels of estrogen causes skin laxity, menstrual turbulence, low sexual desire, loss of emotions and many more.