GPT and metabolic disease: ALT and AST are the indexes for evaluating liver injure, although it was found that fructose-fed could not change ALT level, fructose-fed seemed to increase AST level compared with CTR group rats (p = 0.12), importantly, we observed that BAL treatment significantly decreased serum AST, TG and LDL-C levels in rats, indicating BAL could relieve the metabolic disorders and mild liver injure caused by excessive fructose consumption in rats.