This study aims to comprehensively analyze the development and research trends of feed additives in livestock production using a bibliometric approach. Data were collected using Publish or Perish 8 based on Google Scholar for the period 2020–2026, followed by screening with Mendeley and network analysis using VOSviewer. A total of 1,247 documents that met the inclusion criteria were analyzed to identify publication trends, collaboration networks, and thematic research clusters. The results revealed a significant increase in publications, particularly following the global ban on antibiotic growth promoters (AGP). Network visualization identified four major clusters: (1) broiler performance and feed additives, (2) enzymes and ruminant livestock, (3) poultry production and nutrition, and (4) probiotics and prebiotics. Density analysis indicated that broiler growth performance and enzyme supplementation are the most intensively studied topics, while postbiotics and applications in minor livestock species remain underexplored. Temporal trend analysis highlighted enzymes and postbiotics as emerging research topics with rapid growth in recent years. These findings suggest that feed additive research is evolving toward microbiota-based and sustainability-oriented approaches. This study provides valuable insights into the global research landscape and identifies future research opportunities in livestock nutrition.
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