Imugen is a polyherbal formulation embodied with the values of antistressor, immunomodulator and rejunvenating herbs like Withania somnifera,Ocimum sanctum,Phyllanthus emblica and Mangifera indica. It also contains shilajit, a mineral pitch which boost the immune system and optimizes physical performance. To improve vaccination response. To improve general immunity. To overcome various stress conditions like separation, ownership change, climate and environmental change, vaccination, exhaustion disease, estrus, whelping, lactation, pseudo-pregnancy etc. As a supportive with disease therapy for an early recovery. To improve vigor, vitality, libido and fertility.