Gluten powder has high protein content and complete amino acid composition. It can be used as feed for high-grade animals and pets in feed industry. In the process of feed processing, as long as the gluten powder and other food proteins are mixed in proportion, and according to the characteristics of animal feed and the essential ingredients it lacks, the special feed for various animals can be made. High-grade gluten powder has "light mellow taste" or "slightly grain taste". When mixed with other ingredients to make feed, it can be said that it has complete color, fragrance and taste, especially suitable for the taste of various pets, which greatly increases the utilization rate of feed.