After treatment , the intestinal flora were evidently optimized in research group than treatment before ( P < 0.05 or P < 0.01 ) , and were apparently better than those in control group ( P < 0.05 or P < 0.01 ) ; SIgA was obviously increased and ALB , PALB , IgA and IgG were markedly improved in research group than treatment before ( P < 0.05 or P < 0.01 ) , and were significantly better than those in control group ( P < 0.05 or P < 0.01 ) .