Tian Wang Bu Xin Dan - Ginseng & Zizyphus Formula Enriches yin and clears heat, nourishes blood, and calms the mind.* **This formula should be cautiously applied to patients who have spleen and stomach deficiency marked by long-term poor appetite and loose stool because it contains many botanicals that enrich yin. Source Corrections and Annotations to Fine Formulas for Women (校注婦人良方, Jiao Zhu Fu Ren Liang 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.