This paper describes the difference between the concept of human and the concept of normalabnormal human behavior according to the views of modern psychology and Islam. And its suitability with the basic discussion of human nature. Conceptual discussion is of special interest by researchers because of its urgency in psychological studies. This is based on the phenomenon of society being confused in setting normal and abnormal standards. The researcher uses qualitative research, so the data used by the researcher is descriptive and narrative data, not numbers. The primary data sources used in this research are primary books related to modern psychology, especially in the specification of normal and abnormal studies, while books on psychology are generally a source of support for the results of the analysis in this study. The main focus of discussion in this article is the problem of the concept of normal and abnormal in modern psychological studies. This article explains that the standard of normal and abnormal in the study of modern psychology is strongly influenced by Western relativism. This is contrary to the concept of Islamic psychology which explains the study of normal and abnormal in detail and absolute.