Methionine, as the first limiting amino acid in feed additives, is of great importance to farmers. Currently, the global economic stagnation and rising prices of some raw materials have led to a shortage of methionine, causing its price to rise. This is especially true for large-scale, standardized farms, where the demand for methionine is even higher. To avoid waste and efficiently utilize feed-grade methionine, it is essential to choose higher-quality methionine suppliers. This article will focus on the scientific use of methionine in feed, its differentiated value, market functions, and future development trends, ensuring everyone understands the scientific application and market value of methionine in feed. - Polifar