Mushrooms have been loved by may people from the old times. The reason why people like mushrooms as a food is because of their subtle difference in flavor, texture and taste depending on the kinds of mushrooms such as Flammulina velutipes, Pleurotus ostreatus and pine mushrooms , in addition to this reason. It is known to be very beneficial in many ways such as the anti-cancer effect and the prevention of geriatric disease.

In particular, Flammuline velutipes is known to be effective in reducing the death rate from cancer. The death rate from cancer in Nagano Pretecture of Japan including the Flammulina velutipes cultivating farmhouses is 160 people per 100,000 people, while the death rate from cancer in the cultivating farmhouses is only 97 people, which is 40% lower than the average of the whole prefecture.

Moreover, families eating flammulina velutipes 1~2 times a week showed a lower risk of cancer than the families who rarely eat it. In particular, the outbreak rate of stomach cancer, esophageal cancer and pancreatic cancer in the families eating it was shown to be lower by 50% or under than that of the families who rarely eat it.