Fu Ling or Poria (Poria cocos) is a mushroom with diuretic properties that helps to eliminate water retention. It is also one of the most effective draining plants in the Chinese pharmacopoeia.

Thus, Fu ling promotes urination in such a way as to encourage the "drainage" of the Moisture present in the body. By evacuating excess water, it helps to fight against retention. In addition, Chinese medicine also recommends it to rebalance the Spleen.