A future project for a sustainable society couldn’t aim to an ephemeral and short period well-being and it couldn’t long for a just material well-being. It is necessary to give a central role to the concept of sustainability of well-being. This complex issue is characterized by numerous dimensions of well-being and also, and especially, by the strong interdependence between them. Another open question is about the several restrictions which guarantee the stock replacement. In this viewpoint the following review shortly analyze some elements which are the two main parts of the theory about the complex issue of sustainability of wellbeing, they are: the "Critical determiners of sustainability" and the "Integrated approach". This two issues are based on multilevel strategies and several paths to guarantee the stock replacement in space and time.
Keywords: Sustainability, well-being, determinants of sustainability, integrated approach, multilevel strategies, trajectories