Method for improving health condition of mammal or farm animal

A method for improving health conditions of mammals or livestock by feeding, to the mammals or livestock, a licorice extract including:

• (A) one or more selected from the group consisting of glycyrrhizic acid, a glycyrrhizic acid derivative, glycyrrhetinic acid, and a glycyrrhetinic acid derivative;
• (B) licorice saponins other than the (A);
• and
• (C) licorice flavonoids,
• the (B) including at least a licorice saponin H2, a licorice saponin G2, and macedonoside A,
• the (C) including at least liquiritin apioside, isoliquiritin apioside, and isoliquiritin,
• by feeding, to the mammals or livestock, 0.017 g/day/head or more of the licorice saponin H2, 0.002 g/day/head or more of the licorice saponin G2, and 0.002 g/day/head or more of the macedonoside A, and
• by feeding, to the mammals or livestock, 0.001 g/day/head or more of the liquiritin apioside, 0.001 g/day/head or more of the isoliquiritin apioside, and 0.001 g/day/head or more of the isoliquiritin,
• the method for improving the health conditions of the mammals or livestock by at least one selected from the group consisting of an increase in dietary intakes of the mammals or livestock, an increase in total cholesterol values in the blood of the mammals or livestock, an increase in vitamin A values in the blood of the mammals or livestock, a reduction in GOT values in the blood of the mammals or livestock, an increase in weights of the mammals or the livestock, prevention of diarrhea for the mammals or livestock, a reduction in numbers of treatment days of the diarrhea for the mammals or the livestock, prevention of colds for the mammals or livestock, and a reduction in numbers of treatment days of the colds for the mammals or livestock.