Polyporus umbellatus and Poria cocos are traditionally used in the treatment of fluid retention with P. umbellatus considered stronger. Multiple diuretic components have been isolated from P. umbellatus1,2.
CLINICAL NOTE
Traditional dose of P. umbellatus is 6-15g/day dried herb.
REFERENCES
1. An anti-aldosteronic diuretic component (drain dampness) in Polyporus sclerotium. Yuan D, Mori J, Komatsu KI, Makino T, Kano Y. Biol Pharm Bull. 2004;27(6):867–870.
2. Bioactivity-directed isolation, identification of diuretic compounds from Polyporus umbellatus. Zhao YY, Xie RM, Chao X, Zhang Y, Lin RC, Sun WJ. J Ethnopharmacol. 2009;126(1):184–187.