This body moisture meter has an input unit for inputting a parameter indicative of the status in the body of a subject. In the body moisture meter, the parameter inputted at the input unit is retained in a memory, and the body moisture meter uses the retained parameter to calculate a body status quantity relating to the amount of moisture in the body. The body moisture meter measures the amount of moisture in the subject, and displays the measured amount of moisture on a display unit. At this time, the calculated body status quantity is also displayed on the display unit.