Xiao Yao Wan - Bupleurum & Dang Gui Formula Pacifies the liver, spreads liver Qi, strengthens the spleen, nourishes the blood, harmonizes the liver and spleen.* **Use with caution during pregnancy. Use with caution for those with Qi stagnation with underlying liver and kidney yin deficiency. Source Formulas from the Imperial Pharmacy (太平惠民和劑局方, Tai Ping Hui Min He Ji Ju Fang). Quality Assurance Treasure of the East® herbal formulas are full-spectrum, pharmaceutical-grade, and extracted only with purified water to replicate a traditional decoction. They are produced by Tianjiang Pharmaceutical, the world's largest producer of herbal granules, in a facility that is fully automated and computer-controlled to ensure quality and reliability. Products are tested extensively in Tianjiang's CNAS National Laboratory, yielding high-precision data regarding each herb's identity, origin, concentration of effective components, heavy metal and pesticide residues, and proper dosage in concentrated form. Tianjiang's production protocols for concentrated herbal extracts have been internationally recognized and adopted into the pharmaceutical and food standards of the China Food and Drug Administration.