Maitake mushrooms have been highly valued since ancient times & have been attracting attention in recent years. Maitake mushrooms contain the characteristic ingredient D-fraction which is an ingredient that should be taken to maintain health. In order to increase the absorption of D-fraction in the body it is extracted & concentrated from fresh Maitake mushrooms using a unique method. Taking two tablets a day provides the same amount of Maitake extract as five packs of raw Maitake mushrooms.