Many medicinal herbs have been known for their immunomodulatory and therapeutic effects but their effectiveness in poultry, especially on broilers has not been tested much, and data on such kinds of studies are very limited. In this book, the therapeutic potentials of Kedrostis foetidissima (Jacq.) Cogn and Artocarpus heterophyllus Lam herbs were explored in broilers especially on their growth and immunity on correlation with their relevant parameters and detailed.