"Very beneficial to the Liver. Similar benefits to Milk Thistle, only much better." ~ product review by maplewoods Chanca Piedra has been in use throughout South America, India and China for centuries. Although different species grow and are used in different regions of the world, only Phyllanthus niruri is known to contain the active phytonutrients believed to be responsible for the herb's unique benefits. This herb was used historically to support kidney health, liver health and more!