This experiment was conducted to investigate the effects of dietary phytosterol ester (PSE) on growth performance, nutrient apparent digestibilities, serum biochemical indices, ileal digestive enzyme activities and intestinal immune indices of weaned piglets. One hundred and twenty Duroc ×Landrace×Large White crossbred piglets weaned at 21 days of age with an average body weight of (6.88±0.49) kg were randomly divided into 5 groups with 4 replicates per group and 6 piglets per replicate. Piglets in the control group were fed a basal diet, an...