As a new shopping method with the advantages of convenience，fast delivery and low price，online shopping is gradually and widely accepted by the society. Especially in recent years，the rise of online shopping spree has drawn attention of a large number of internet users. While online shopping spree is providing people a new concept of life and shopping way，it also yields some new questions and discussion. In this paper，based on the basic concepts and characteristics of the herd mentality，assumptions related to what influence the college students’ herd mentality in online shopping are proposed through analyzing domestic and foreign literatures and referencing to related research theories and achievements in the field of social psychology. The data are collected through in-depth interviews and questionnaires and statistical analysis is made to calculate each variable’s intensity of influence on herd mentality in college students’ online shopping using SPSS 19.0. Finally，the measures and methods to overcome the blind consumption conformity are proposed to help cultivate a healthy online shopping consumption view.