Improving decision-making in supply chains The role of multi-criteria decision-making methods

Introduction: This study examines the existing body of literature on vaccine supply chains in humanitarian aid settings, focusing on key publications related to supply chain management and logistics, procurement. The findings highlight the paucity of research on vaccine logistics in these contexts. The review discusses Strategic sourcing's effects, outsourcing decisions, chain of supply dynamics decisions. Management on improving efficiency within humanitarian aid networks. Research significance: This study emphasizes the key supply chain management's significance distribution of vaccines in humanitarian settings, particularly within complex global networks. By reviewing the existing literature, it identifies gaps in research related to vaccine logistics. The study highlights the Significance of Strategic Sourcing, outsourcing decisions, and integration of global supply chain management to improve efficiency and adaptability. Research methodology: Alternatives; Inventory management policy, Lot-for-lot (as-is), Fixed period, EOQ, W-W. Evaluation in parameters; Quantity (m3), Average inventory (m3), Min-Max inventory (m3), Number of orders released (units), Purchasing. Result: The results show that EOQ has the highest ranking and W-W has the lowest ranking. In conclusion, EOQ has the highest value for the global supply chain, based on this VIKOR method.