Nutritious and excellent digestibility of intestinal mucosa biological regulation function, and immune function, there is a repair function of the villi in particular, cattle and debilitated or frailty, an object of the present invention, and fed to livestock and stressed by decide to use, it is possible to recover and improve the constitution of the animal, to improve productivity, it is prevent the occurrence of disease. Animal feed composition of the invention, a livestock feed composition comprising at least triester is composed of glycerin (A) and medium chain fatty acids, (B) tocopherol, (C) tocotrienols, and (D) Carotene Meet, relative to 100 parts by mass of the total amount of components (A) ~ a (D), 97~99.99 parts by weight of component (A), 0.001 parts by weight of component (B), (C 0.001 parts by weight) component, (D) component is 0.001 to 0.5 parts by weight. In the feeding method of the present invention livestock, filled into a container to a predetermined composition, and inserted into the oral cavity of the animal the tip of the nozzle portion, and orally administering to said animal the composition.本発明の目的は、栄養価が高く、消化吸収性に優れると共に、生体調節機能、免疫機能および腸管粘膜、とくに絨毛の修復機能があり、虚弱又は衰弱した家畜、ストレスを受けた家畜に給与して、その家畜の体質の改善と回復を図ることによって、生産性を改善し、疾病の発生を未然に防ぐことである。本発明の家畜用飼料組成物は、(A)中鎖脂肪酸とグリセリンとから構成されたトリエステル、(B)トコフェロール、(C)トコトリエノール、(D)カロテンを少なくとも含有する家畜用飼料組成物であって、(A)~(D)の各成分の総量100質量部に対して、(A)成分が97~99.99質量部、(B)成分が0.001~2質量部、(C)成分が0.001~0.5質量部、(D)成分が0.001~0.5質量部である。本発明の家畜の飼養方法では、本組成物を所定の容器に充填し、ノズル部の先端を家畜の口腔内に挿入して、前記組成物を前記家畜に経口投与する。
