Poria cocos

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Other Names:

Historical Use of Poria cocos

Poria cocos in Traditional Chinese Medicine


Baifuling °×ÜòÜß Yunling ÔÆÜß Chinese Name (pinyin): Fuling

Chinese Name  :

Common Name  :Poria (Indian bread)

Specific Name  : Poria

Scientific Name:
Collection  : The drug is collected mostly in July to September, remove from soil, piled up spread and air dried on the surface. Repeat this operation for several times until wrinkles appears and the inside water evaporated then dry in the shade. It is known as "Fulingge" or the fresh sclerotium is cut and dried in the air. According to the cut portions and known as "Fulingpi" and Fulinghuai, respectively.

Description  : Fulingge ; subglobose, ellipsoid, ovate or irregular shaped, variable in size. The outer skin thin and rough, brown or blackish brown, conspicuously shrivelled and striated. Texture hard and compact, fracture granular some cracked. The outer layer pale brown, inner part white, rarely reddish, some showing the penetrating roots of pine in the center. Odourless, taste weak and sticky when chewed.Fulingpi (pared skin of Poria): Variable in form and size. Externally brown to blackish brown, interenally white or pale brown. Relatively loose and soft and slightly elastic.Fulingkuai (peeled and sliced Poria): Occurring in pieces or slices, variable in size. White, pale red or pale brown.

Identification  : 1.Powder: Greyish white, irregularly granular masses and branched masses colourless, dissolved gradually on mounting in chloral hydrate solution. Hypahe colorless or pale brown, slender, slightly curved, branched, 3 - 8µm (rarely up to 16µm) in diameter.2.Heat under reflux 1 g of the powder in 10 ml of acetone for 10 minutes, filter. Evaporate the filtrate to dryness, dissolve the residue in 1 ml of glacial acetic acid. Add 1 drop of sulfuric acid, a pale red colour is produced which turns to pale brown colour.3.To a few slice or small quantity of powder add 1 drop of iodine potassium iodide TS, a deep red color is produced.

Processing  : Soak Poria in water, wash clean and steam briefly after softened. Cut into the skin pieces and thick slices separately in time and then dry.

Action  : To cause diuresis, to invigorate the spleen function, and to calm the mind.

Indication  : edema with oliguria; dizziness and palpitation caused by retained fluid; diminished function of the spleen marked by anorexia, loose stools or diarrhea; restlessness and insomnia

Precautions  :

Dosage  : 9 to 15 g.

Storage  : Preserve in a dry place, protected from moisture.

Synonymns for Poria cocos

Patent Medicines and Medicines with Multiple Ingredients that include Poria cocos

Pharmaceutical Information

Chemical Constituents

Evidence or the Use of Poria cocos in the Treatment of Epilepesy

Basic Science

Animal Studies

Cohort, Case-Control and Non-Randomized Trials

Randomized Controlled Trials


1st Five Results: pubmed search

Jinmeng Zhao, Xinyi Niu, Jinjin Yu, Xin Xiao, Wenqi Li, Lulu Zang, Zhen Hu, Paul Siu-Po Ip, Weifeng Li
Poria cocos polysaccharides attenuated ox-LDL-induced inflammation and oxidative stress via ERK activated Nrf2/HO-1 signaling pathway and inhibited foam cell formation in VSMCs.
Int. Immunopharmacol.: 2020, 80;106173
[PubMed:31945610] [WorldCat.org] [DOI] (I a)

Yun-Ju Huang, Nai-Yuan Hsu, Kuan-Hung Lu, Yu-En Lin, Shih-Hang Lin, Yun-Sheng Lu, Wai-Ting Liu, Mei-Hsing Chen, Lee-Yan Sheen
Poria cocos water extract ameliorates the behavioral deficits induced by unpredictable chronic mild stress in rats by down-regulating inflammation.
J Ethnopharmacol: 2020;
[PubMed:31926986] [WorldCat.org] [DOI] (I a)

Na Li, Xuan Yu, Qiao-Hong Yu, Meng Wang
[Research progress on stability of polysaccharides in traditional Chinese medicine].
Zhongguo Zhong Yao Za Zhi: 2019, 44(22);4793-4799
[PubMed:31872584] [WorldCat.org] [DOI] (P p)

Eunju Choi, Young-Gyu Kang, So-Hyeon Hwang, Jin Kyeong Kim, Yong Deog Hong, Won-Seok Park, Donghyun Kim, Eunji Kim, Jae Youl Cho
In Vitro Effects of Dehydrotrametenolic Acid on Skin Barrier Function.
Molecules: 2019, 24(24);
[PubMed:31847353] [WorldCat.org] [DOI] (I e)

Lixia Zhu, Xu Wang, Sinchung Li, Elizabeth R Qi, Jiang Meng, Kelly Yin Ching Lam, Xiaoping Dong, Jun Xu, Hubiao Chen, Zhongzhen Zhao
Qualitative and quantitative characterization of carbohydrate profiles in three different parts of Poria cocos.
J Pharm Biomed Anal: 2020, 179;113009
[PubMed:31816475] [WorldCat.org] [DOI] (I p)



Side Effect and Warnings

Pregnancy and Breastfeeding

Adverse Effects