The invention provides a chicken
feed additive free of
antibiotics and hormones. By utilizing pure natural Chinese herbal
medicine plants,
broiler chickens can
resist diseases and be kept healthy. Besides, the natural sour, sweet, bitter and hot tastes of these
plant product additives cater to feeding hobbies of the
broiler chickens, and the adaptability and
utilization rate of feed can be improved. The chicken
feed additive comprises, by weight parts, 1800-2500 parts of
tangerine peel, 1200-2000 parts of herba houttuyniae, 1500-2000 parts of herba andrographitis, 1500-2000 parts of folium isatidis, 2000-2500 parts of folium artemisiae argyi, 2000-2500 parts of pine needle, 1000-1500 parts of
radix isatidis, 1000-1500 parts of radix sophorae flavescentis, 1000-2000 parts of purslane, 800-1000 parts of
dandelion, 500-800 parts of
astragalus, 500-1000 parts of radix glycyrrhizae, 500-1000 parts of folium perillae, 500-1000 parts of garlic, 500-800 parts of cinnamon, 250-500 parts of clove, 300-400 parts of ginger, 250-300 parts of anise and 200-250 parts of pepper.