| abstract |
The invention belongs to the technical field of feed additives, and in particular relates to a feed additive for improving the content of egg flavor substances and a preparation and use method thereof. The present invention includes the following components: ginkgo biloba extract, purple rice powder, dried tangerine peel powder, bitter bark vine powder, rosemary powder, feather powder, earthworm powder, horseradish powder, compound vitamins, compound trace elements, carriers and diluents. It is prepared by a variety of processes, and is added to the basic diet of laying hens when used. The feed additive of the invention can increase the content of free amino acids and other volatile components, especially flavor substances such as aldehydes, aliphatic hydrocarbons and aromatic compounds, in eggs. The raw materials of the invention are easy to obtain, simple to configure, high safety, free of side effects such as antibiotics, chemical residues and specific drug resistance, conforming to the development trend of pollution-free and green food, fast absorption, high utilization rate, convenient addition and significant benefits . |