The present disclosure relates to the use of nutritional compositions including lactoferrin produced by a non-human source in stimulating innate immune cells, such as macrophages, neutrophils, and dendritic cells.本揭露關於包括乳鐵蛋白之營養組成物於刺激例如巨噬細胞、嗜中性球及樹突細胞之先天免疫細胞上的用途,該乳鐵蛋白係藉由非人來源所製造。