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Other Names:

Historical Use of Dimocarpus

Dimocarpus in Traditional Chinese Medicine


Guiyuanrou ¹ðÔ²Èâ Yuanrou ÔªÈâ Chinese Name (pinyin): Longyanrou

Chinese Name  :

Common Name  :Longan Aril

Specific Name  : Arillus Longan

Scientific Name:
Collection  : The drug is collected in summer and autumn when fruit is ripe, dried remove from shell and nutlet, dried in the sun until it becomes unsticky.

Description  : Longitudinally broken and irregular slices, frequently agglunated, about 1.5cm long 2-4cm wide,about 1mm thick, brown, translucent. One surface shrunken, the other surface lustrous with longitudinally fine wrinkles. Texture: soft, Odor: slightly aromatic, taste: sweet.

Identification  : Transverse section: Outer epidermal cells 1 row, subsquare. Inner epidermal cells, 1 row, walls slightly thickened and covered with relatively thickened cuticle. Parenchymatous cells between outer and inner epidermis large cylindrical in numerous rows, 148µm in diameter. Some of the parenchymatous cells containing pale yellow masses and oil droplets.

Processing  :

Action  : To tonify the heart and the spleen, to nourish blood, and to tranquilize the mind.

Indication  : cardiac palpitation, forgetfulness and insomnia due to deficiency of qi and blood; anemia

Precautions  :

Dosage  : 9 to 15 g.

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

Synonymns for Dimocarpus

Patent Medicines and Medicines with Multiple Ingredients that include Dimocarpus

Pharmaceutical Information

Chemical Constituents

Evidence or the Use of Dimocarpus in the Treatment of Epilepesy

Basic Science

Animal Studies

Cohort, Case-Control and Non-Randomized Trials

Randomized Controlled Trials


1st Five Results: pubmed search

Xue Li, Yan Chen, Shuting Zhang, Liyao Su, Xiaoping Xu, Xiaohui Chen, Zhongxiong Lai, Yuling Lin
Genome-wide identification and expression analyses of Sm genes reveal their involvement in early somatic embryogenesis in Dimocarpus longan Lour.
PLoS ONE: 2020, 15(4);e0230795
[PubMed:32243451] [WorldCat.org] [DOI] (I e)

Yihui Chen, Huilin Xie, Jinyan Tang, Mengshi Lin, Yen-Con Hung, Hetong Lin
Effects of acidic electrolyzed water treatment on storability, quality attributes and nutritive properties of longan fruit during storage.
Food Chem: 2020, 320;126641
[PubMed:32213424] [WorldCat.org] [DOI] (I a)

Ting Fang, Yuan Peng, Ya Rao, Shenghao Li, Lihui Zeng
Plants (Basel): 2020, 9(3);
[PubMed:32182715] [WorldCat.org] [DOI] (P e)

Xiaoping Xu, Xiaohui Chen, Yan Chen, Qinglin Zhang, Liyao Su, Xu Chen, Yukun Chen, Zihao Zhang, Yuling Lin, Zhongxiong Lai
Genome-wide identification of miRNAs and their targets during early somatic embryogenesis in Dimocarpus longan Lour.
Sci Rep: 2020, 10(1);4626
[PubMed:32170163] [WorldCat.org] [DOI] (I e)

Yuan Peng, Ting Fang, Yiyong Zhang, Mengyuan Zhang, Lihui Zeng
Genome-Wide Identification and Expression Analysis of Auxin Response Factor (ARF) Gene Family in Longan (Dimocarpus longan L.).
Plants (Basel): 2020, 9(2);
[PubMed:32046357] [WorldCat.org] [DOI] (P e)



Side Effect and Warnings

Pregnancy and Breastfeeding

Adverse Effects