The College of Agriculture discussed a doctoral thesis on the effect of using anise seed oil, chamomile flowers, vitamin E and selenium on the physiological, reproductive and productive performance of rabbits, for the student Saad Khalil Ahmed, under the supervision of Assistant Professor Dr. Sarmad Abdul Razzaq Aboud Al-Saadi. The thesis aimed at knowing the effect of using anise seed oil and flowers Chamomile, vitamin E and selenium in the physiological, reproductive and productive performance of rabbits. The thesis included the experiment of (90) adult New Zealand white rabbits divided into (45) males and (45) females, as they were naturalized and males and females were identified at ages ranging between (40_) 60) days. The study concluded that experimenting with anise seed oil, chamomile flowers, vitamin E and selenium leads to a significant improvement in the studied traits.