this paper aims to analyse and evaluate the sustainability approach within the supply chain management system and analyse the case study to understand realistic assumptions, benefits, and challenges while introducing sustainability. Thus, the paper includes the sustainability notion discussion and understanding of sustainability place within the supply chain system in terms of the company's effectiveness of performance and the societal effect it creates. In order to evaluate the practical applicability of the sustainability approach within the supply chain management aimed at improving its quality and efficiency, the paper applies the case study research by analysing the sustainable supply chain of Unilever company. Thus, the paper includes both the theoretical analysis and case company evaluation of sustainability application in the context of supply chain management in terms of the benefits, challenges, and specificity of implementation of sustainability in the supply chain. Finally, the report ends with the conclusion that provides a brief overview of sustainability importance within the supply chain