A preparation method of a ferment Chinese Traditional Herbs for feeding belongs to the production field of the feed additives. The technical proposal provided by the present invention is that one or various intestinal probiotics is inoculated on a cultivation matrix containing extracts of Chinese Traditional Herbs, and undergoes ferment cultivation in a proper condition. The probiotics include Lactobacillus acidophilus, Bacillus subtilis, and candida utilis, etc, and the selected Chinese Traditional Herbs include astragalus, atractlylis lancea formalyrata, codonopsis pilosula, pericarpium citri reticulatae, and atractylis atractylis ovata, etc. The ferment Chinese Traditional Herbs for feeding provided by the present invention used to breed the livestock and the poultry is capable of preventing and treating epidemic diseases and improving the growth of the animal. The biological ferment of the water extract of Chinese Traditional Herbs by the probiotics is utilized to produce the elements with higher activities, thereby improving the absorption, transportation, metabolism, activation and medical efficacy of the Chinese Traditional Herbs in human body.