“…We, also, wish to thank anonymous reviewers for their kind advice. -Mashhadani et al (2016) final body weight and weight gain 200, 400 and 600 mg/kg IN DA Rafeeq et al (2016a) growth performance 0.5 and 1% IN DA Rafeeq et al (2016b) growth performance 20 and 40 ml/L I DA Habibi et al (2016) performance, visceral weight and carcass properties 100, 200, 300 ppm U A Berrama et al (2017) carcass and viscera yields 0.2% U A Florana et al (2017) growth performance 2% IN DA Elradi et al (2018) growth performance 0.25, 0.50, and 0.75% U A Ali et al (2018) final BW 1% IN DA E: Effect, I: improved, R: reduced, U: unaffected, D: decreased, IN: increased, A/D: Agree/Disagree with the present study, A: Agree, DA: Disagree Singh, H. O., Singh, H. N., Singh, V. P., Kumar, A. 2015.…”