There is no doubt that dentistry is evolving. New methods and new ideas are emerging and this is what MID is all about. Current idea of MID stands on "constriction with conviction" and its early detection, reducing cariogenic flora, minimal intervention and repairing by remineralization. This is demonstrated through some of the MID methods introduced on this paper looking through their pros and cons and was compared to conventional methods to see how effective treatments can be also.