This study was conducted in Al-Muthanna University, College of the Agriculture  to investigate the impact of aqueous extract of medicinal plants on the Chinese duck, conducted in a private field for duck rearing in Al-Muthanna Governorate, from 5/11/2021 to 11/1/2022, by 180 ducklings weighing about 42 gm, Randomly the experimental animals was distributed in four groups, T1 group: control group without any additives. T2 group: added 5 ml sage leaves water extract per 1 liter of drinking water. T3 group: added 5 ml of licorice water extract per 1 liter of drinking water. T4 group: added 2.5 ml of water extract of the mixture to each of the leaves of sage and licorice per 1 liter of drinking water for each extract. The results indicated that the groups T2, T3 and T4, led to a significant improvement on the productive performance of the white Peking ducks compared to the T1 group. The treatment of water extract mixture of sage leaves and licorice gave the best results, significant.