Feed additive, laying hen feed, and method for producing astaxanthin eggs

Abstract

A feed additive, a laying hen feed, and a method for producing astaxanthin eggs are provided. The feed additive provided includes the following components in parts by weight: 5-50 parts of Haematococcus pluvialis, 6-10 parts of vegetable oil, and 6-8 parts of vitamin E. The chicken feed provided by the present invention includes the feed additive and a basal feed. The present invention can improve the enrichment of astaxanthin in Haematococcus pluvialis in the yolk, increase the pigment content of the yolk, and improve the nutrition value of egg products. According to the present invention, the feed additive described above with a specific content is added to the chicken feed, and the feed additive is fed to the hens at a specific feeding amount, so that the palatability of the feed and hens' intake of the feed are not influenced.

Dependencies are inferred from the claim text.