This calculator allows you to convert from Millijoule/second to Kilocalorie (IT)/second and in a reverse direction. To convert from Millijoule/second to Kilocalorie (IT)/second, enter the amount of Millijoule/second into the first input and to convert from Kilocalorie (IT)/second to Millijoule/second, enter the amount of Kilocalorie (IT)/second into the second input.