Simply Summary Some natural phytogenic feed additives, which contain several active compounds, have been shown to be effective alternatives to traditional antibiotics. Gelsemium elegans (G. elegans) has been used as a traditional Chinese herbal medicine for many years, and it has an obvious growth-promoting effect on animals such as pigs. To our knowledge, the internal mechanism of the influence of G. elegans on the animal body is still unclear. Here, the plasma metabolomics and liver transcriptional profile of crude extract of G. elegans in pigs were reported for the first time and the metabo...
