Evidence-Based Contains phytoestrogens to support female glandular function Dietary Supplement Why use herbs for healthy ovarian function'they have provided generations of women gentle, natural support. Throughout history, women have used a variety of herbs such as dong quai, licorice root, chaste tree berry, black cohosh, fennel, and false unicorn root. The reason? These herbs provide strong support. Why use FemTone It contains the natural ingredients best known to support menstrual health.