ðə fˈæktɚ sˈɪks.twˈɛnti fˈaɪv ɪz spəsˈɪfɪkli ɹᵻkwˈaɪɚd baɪ jˌuːˈɛs njuːtɹˈɪʃən lˈeɪbəl ɹˌɛɡjʊlˈeɪʃənz ɪnðɪ ˈæbsəns ʌv ɐnˈʌðɚ pˈʌblɪʃt fˈæktɚ.
The factor 6.25 is specifically required by US Nutrition Label regulations in the absence of another published factor.