FOOD SCIENCE ›› 2013, Vol. 34 ›› Issue (5): 251-254.doi: 10.7506/spkx1002-6630-201305052

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Antifatigue Effect of Extract from Eucommia ulmoides Leaves Purified by Resin

LIU Di1,SHANG Hua1,SONG Xiao-yu2   

  1. 1. College of Chemical Engineering and Textile, Shaanxi Polytechnic Institute, Xianyang 721000, China; 2. Shaanxi Haisheng Fresh Fruit Juice Co. Ltd., Qian County Branch, Xi’an 713300, China
  • Received:2012-01-13 Revised:2013-01-19 Online:2013-03-15 Published:2013-04-16
  • Contact: LIU Di E-mail:didi19801210@163.com

Abstract: In order to explore the anti-fatigue effect of Eucommia ulmoides leaves, the polyphenols in the extract from Eucommia ulmoides leaves was separated and purified by resin. The anti-fatigue effect of the extract was investigated by determining weight-loaded swimming time, blood lactic acid (LA), serum urea nitrogen (SUN), hepatic glycogen, muscle glycogen and lactate dehydrogenase (LDH) in mice. The results showed that the content of polyphenols in EU1Ⅰ(20% ethanol eluted product) was higher than that in EU1Ⅱ(60% ethanol eluted product), and the anti-fatigue effect of EU1Ⅰ was better than EU1Ⅱ, suggesting that polyphenols might be major components of anti-fatigue capacity in Eucommia ulmoides leaves.

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