AICRP on Post Harvest Technology (ICAR), Department of Fish Processing Technology, Faculty of Fishery Sciences, West Bengal University of Animal and Fishery Sciences, 5, Budherhat Road, P.O. Panchasayar, Chakgaria, Kolkata-700094, WB, India
A herbal immunomodulator is a substance which stimulates or suppresses the components of immune system including both innate and adaptive immune responses (Agarwal and Singh 1969). The modulation of immune system by various medicinal plant products has become a subject for scientific investigations currently worldwide. Under Indian scenario, poultry industry has become a means for earning livelihood for the economically distressed farmers in India due to its promising results in productivity and National economy. Poultry rearing is currently the fastest growing industry in our National livestock sector which is benefiting us from production and advantages in prices along with provision of proteinacous food. Many herbal plant preparations are prescribed to strengthen host resistance (Thatte and Dahanukar 1986). Many useful plants fall under this category. They exhibit immunomodulatory activities.
Key words: Herbal immunomodulator, Medicinal plants