Dong Quai is a 100% natural, safe, herbal remedy that prevents symptoms of menopause and PMS, helps with menstrual cramps, corrects hormone imbalance, relieves some of the symptoms of Polycystic Ovarian Syndrome, and acts as general tonic for female reproductive system. Dong Quai is used as a nourishing blood tonic and to regulate the menstrual cycle. Clinical research has indicated that Dong Quai also contains antispasmodic compounds that aid in relaxing muscle tissue, explaining its effectiveness in treating menstrual cramps. Research has show that Dong Quai is extremely effective in providing long term relief from symptoms of Menopause when taken regularly for between 8 and 12 weeks, and its effects are most noticeable at the end of the treatment period. Can be used together with Native Remedies complementary products of MellowPause or Femalite for maximum effectiveness against symptoms of PMS and Menopause. 100% Money Back Guarantee and Worldwide Shipping.