In Daxiang a technical conference to study the use of pronutrients and mycotoxin binders in poultry which was followed by numerous technical and poultry producers was developed. In the same the importance of controlling, through natural pronutrients, the intestinal flora of poultry was highlighted. This Flora comes from the yolk, food and litter, and constitutes a microbiota that would cause entheric, hepatic and respiratory processes along of poultry life. The use of natural phenols reduces gut microflora and mortality during the first week of life and the incidence of respiratory processes from 25 days.