Our product is a premier product and many things go into creating and sourcing this quality product. Each batch is manufactured in cGMP facility and complies with heavy metal, microbial and pesticide testing requirements for each country it is imported to. In addition, we support continued research into this product and other Chinese Medicine products so that consumers can be assured of product efficacy and safety. One way to reduce the average per capsule cost of the product is to buy the value size bottle of 500 capsules.