Objective:To analyze the researches on nutrition for premature infants and steer future research directions.Methods:The Web of Science core collection was employed as the primary source to conduct a comprehensive search and retrieve relevant literature on nutrition for premature infants published up from 1975 to December 2023. A visualized analysis was conducted using CiteSpace.Results:After screening, a total of 2 661 publications were included. A rising trend was seen in the amount of publications. Countries with the most publications were the United States, the United Kingdom, and Italy, with the leading institutions of Baylor College of Medicine and the University of Copenhagen. Shanghai Jiao Tong University was the institution that published the most in China. Key topics that were studied frequently encompassed parenteral nutrition, breast milk utilization and necrotizing enterocolitis. Cluster analysis of keywords identified 18 representative cluster labels, revealing the research focuses on parenteral nutrition, enteral nutrition, necrotizing enterocolitis and feeding intolerance in premature infants.Conclusion:The researches on nutrition for premature infants are on the rise, and the nutritional support regimen, how to reduce complications, and nutritional care are the hot topics of future researches on nutrition for premature infants.