Jatropha curcas L. is a kind of high oil yield plant. At present, Jatropha curcas L. meal protein has become a hot issue in study of Jatropha curcas L.. The content of the seed meal protein after degreasing and detoxification can be up to 60%. As a kind of high-quality plant protein feed, exploitation of its resource is of great significance to the development of animal industry. This paper mainly reviewed the progress of characteristics of Jatropha curcas L. resource, nutritional value, toxicity and animal feeding trials.［Chinese Journal of Animal Nutrition, 2010，22（2）:267-271］