This paper in its position of highlighting the further environmental-friendly problem mostly interested by the present society aims at grasping college students’ Lohas lifestyle and examining closely an effect of this lifestyle upon leisure sport behavior. Its target was college male and female students, and it used cluster random sampling of statistical sampling, 357 samples of which were used for its analysis. Its data processing method used factor analysis to prove it to be right of the scale that measures each variable, and calculated the coefficient Cronbach’s α to prove its scales to be reliable before evaluating the internal uniformity of questions that measure specific variable. Also, it used correlation analysis and regression analysis to prove the relation among the hypothesized variables, resulting in the following conclusion. 1) Lohas lifestyle gave effect upon the subarea of cognitive attitude such as environmental consciousness, health seeking behavior, fashion-oriented, satisfaction of reality and self-centered type, self-centered of which gave the higher effect than other variables. 2) Lohas lifestyle gave effect upon the subarea of affect display such as health seeking behavior, fashion-oriented, satisfaction of reality and self-centered, self-centered of which gave the higher effect than other variables. 3) Lohas lifestyle gave effect upon the subarea of behavioral attitude such as environmental consciousness, health seeking behavior and satisfaction of reality, health seeking behavior of which gave the higher effect than other variables.