Calories (IT) to megacalories converter on this page calculates how many megacalories are in 'X' calories (IT) (where 'X' is the number of calories (IT) to convert to megacalories). In order to convert a value from calories (IT) to megacalories (from cal to Mcal) type the number of cal to be converted to Mcal and then click on the 'convert' button.