We searched for EMBASE , MEDLINE , vane of Science , Cochrane Central , clinical Trials microbiota influence host metabolic disorderliness via the modulation of metabolites , admit short-chain fat acids ( SCFAs ) , the endotoxin lipopolysaccharides ( LPS ) , bile acrid ( BA ) and trimethylamine N-oxide ( TMAO ) , as well as intercede the interaction between the gastrointestinal arrangement and other