Wai Tai Fu Ling Yin

Wai Tai Fu Ling Yin is a traditional Chinese medicine formula that includes Fu Ling (Poria cocos), known for its diuretic, spleen-strengthening, and spirit-calming properties. The formula is used primarily to promote urination, remove dampness, strengthen the spleen and stomach function, and calm the heart/spirit. It may be applied in conditions involving water retention (edema), phlegm-dampness syndromes such as Tan Yin (fluid retention with symptoms like abdominal fullness or cough with phlegm), and related disorders of fluid metabolism according to Traditional Chinese Medicine principles. The key herb Fu Ling has been shown to inhibit cancer cell growth, enhance macrophage function, promote immunoglobulin formation, and exert tonic effects on the body’s qi balance[1][4][5]. This formula likely acts through harmonizing middle jiao functions and promoting water metabolism via diuresis while tonifying organs involved in fluid regulation.

Other names

外苔茯苓饮