Various mixtures of two phytogenics and a prebiotic were assessed for their impacts on performance Ross 308 broilers experimentally challenged at 8 d-of-age with Eimeria tenella sporulated oocysts. The seven treatment groups (4 pens/treatment, 10 chicks/pen) were: Negative Control, unchallenged, un-supplemented; Positive (C), C P + CH, challenged, supplemented (per kg diet) 5 g peppermint (P) c...