The topic of mental health is being campaigned hotly. It's quite difficult to care for human rights over their mentality because things that are alleged to be strengthening factors for mental health such as wealth, throne, and family on several occasions play the opposite role. This paper tries to offer a solution to the initial phenomenon, by elaborating on the concept of qalbun saliim, or a clean heart in Islam as the foundation for achieving mental health. None other because the heart has an important role in human beings, because if this heart is damaged then the whole human being is damaged. By using qualitative methods (library research) and documentation techniques in data collection, this paper will examine the literature of Ibn Qay...