We are living in the ocean of bacteria, viruses, fungus and no. of toxic chemical etc. These all unwanted substance can enter in our body through different routes. We are under constant attack so there is a need of defense mechanism for our survival. Our immune system performs this duty. This system is working continuously, so it needs help from outside, so AHCC can utilized for enhance beneficial effect in immune system. AHCC usually utilized in Malfunction of heart, liver and especially immune system. AHCC (Active Hexose Correlated Compounds) are used in hundreds of hospitals as a dietary supplement for patients recovering from various diseases including cancers and Liver problems.