PURPOSE: The titled tablets which are prepared by compression-molding a powder and extract of SHIITAKE mushroom, keeping their water content at a certain level, thus enabling the effective utilization of low-grade or less valuable SHIITAKEs and giving a health food that can be readily taken, because it is in the form of tablets.

CONSTITUTION: A SHIITAKE powder is combined with an extract of SHIITAKE resultant from extraction with water or a mixture thereof with extracts of shelf fungus (SARUNOKOSHIKAKE) and/or Formes japonicus fungus (REISHI or MANNENTAKE), when necessary, a molding aid is added to the mixture in an amount of 2W8g per kg. of the SHIITAKE powder to form granules by the wet process. Then, the granules are crushed and dried to 10W18wt% water content, then subjected to compression molding to give the objective tablets.