author(s)
Hasanain N Ezzat, Suha S Abood and Hasan SA Jawad

abstract
The use of herbs and medicinal plants to feed poultry has recently been used as a safe and natural material to stimulate the immune system, treating diseases or using them as catalysts of growth and thus positive impact on the productive performance of poultry. Recent reports have indicated that the use of antibiotics is prohibited many countries due to adverse effects on the health of the consumer as a result of the survival of the residues of these antibiotics in the tissues of the bird's body.