This invention relates to a nutritional formulation comprising an n3 long-chain polyunsaturated fatty acid (LC-PUFA), a prebiotic fiber and a probiotic bacterial strain which ingredients act together in a synergistic fashion to promote catch-up growth in young mammals whose growth has been retarded because the young mammal has been subjected to physical or mental stress.本發明係關於包含n3長鏈多元不飽和脂肪酸(LC-PUFA)、益生纖維及益生細菌菌株之營養配方,該等成分一起以增效之方式促進因遭受身體或精神緊迫而成長遲緩之幼年哺乳動物趕上成長進度。