There are top-selling anti-bacterial cuttingboards that contain Microban anti-bacterial. However, the main component of Microban may be Triclosan. Well, there are users who boil plastic in hot water to sterilize & some ignoring users say Silicone cuttingboard can be heated in microwave to kill bacteria. Japanese moms use disinfectant to manage their cuttingboards. If it’s Nano-Silver disinfectant that may be a Japanese invention, Nano-Silver would have been excluded from Europe market already few years ago because of its’ disturbance. 

Tami-Flu which is medicine for Avian Influenza is from Chinese indigenous plant in star anise, Leukemia medicine from Madagascar plant in Rosy Periwinkle, Alzheimer medicine from component of Turkey Galanthus, and Natural Anti-Bacterial Arkshell is from Southern Coast of Korea & it became a product. 

When we went to Herbal Medicine Shop when we were young, full of precious plants which could be found in nature were hanging on the ceiling.