15/02/2022
Herbs have acquired increasing interest as natural feed supplements and alternatives to antibiotics growth promoters in livestock production. The objectives of the current study to investigate the effects of supplementation by different levels of coriander seeds powder on growth performance indices and immune response of rats. A total of sixty albino rats were randomly assigned to four treatments with five replicates and fed for 30 days. The obtained results revealed that the final body weight, body gain, and body gain % in treatment groups fed diets supplemented with 3% and 5% coriander seeds powder were significantly higher than the control group. Moreover, feed utilisation was significantly improved through feed intake and feed conversion ratio values obtained in treatment groups fed on 5%, 3%, and 2% coriander seeds powder compared to the control group. Interlukin-6 concentration level appeared significant improvement in rats fed 5% and 3% coriander seeds powder compared with the treatment group fed on 2% coriander seeds powder and the control group. From these results, it is concluded that coriander powder enhanced the growth performance and immune status of rats and can be used as a natural feed supplement in their diets.
