Yi Wei Tang - Benefit the Stomach Formula by Formulas $ 49.00 Granules - 100 grams, Yi Wei Tang, custom made - $ 49.00 Whole Herbs - 300 grams, Yi Wei Tang, custom made - $ 49.00 Select option Granules - 100 grams, Yi Wei Tang, custom made Whole Herbs - 300 grams, Yi Wei Tang, custom made 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Yi Wei Tang Benefit the Stomach Formula Glehnia root Sha Shen Ophiopogon root Mai Men Dong Raw Rehmannia root Sheng Di Huang Polygonati Odorati rhizome Yu Zhu Rock Sugar Bing Tang