To obtain a concentrated type liquid detergent composition for the skin and hair good in diluting properties and capable of maintaining a moderate viscosity even when diluted with two times or more of water, having equal performances as compared with those of a conventional type of using a stock solution in both aspects of feeling of use and usability during use and good in liquid stability with the passage of days.

This concentrated type liquid detergent composition for the skin and hair comprises at least one of a polymer dispersing agent and an alcohol and has 100-500 mPa.s viscosity at 25°C in diluting water of 3 to 8 times in the liquid detergent comprising an anionic surfactant and a natural polymer.