TanKwe Gin, or Dang Gui Syrup, is tonic for those exhibiting symptoms of Blood Deficiency. In Traditional Chinese Medicine, blood-deficiency can be associated with symptoms such as anemia, insomnia, nervousness, brittle hair, dry skin, and painful menstruation. The syrup can also be a helpful addition to anyone after surgery, childbirth, or a menstrual cycle to help build blood back in the body. Take 1 tablespoon mixed with warm water, three times per day. Of course, always read instructions on box for more information.