Imwani madzi motero sizimakupangitsani kuchepa thupi koma kumathandizira kukhala ndi kulemera koyenera.

Madzi amalimbikitsakuchotsa poizoni, zomwe zimathandiza kuti thupi lizigwira ntchito bwino komanso kupewa kusunga. Madzi akumwa awonetsedwa kuti akuwonjezera 3% metabolism, zomwe zikutanthauza kuti mphamvu zomwe zimagwiritsidwa ntchito poyendetsa thupi ndi zapamwamba komanso kuti makilogalamu ndi yotentha mu unyinji waukulu.