PROVIDED IS A METHOD ENABLING EASY BLENDING OF A POLYGLYCEROL MODIFIED SILICONE INTO A COSMETIC COMPOSITION FOR HAIR. THE PRODUCTION METHOD FOR THE COSMETIC COMPOSITION FOR HAIR INCLUDES THE FOLLOWING STEPS 1 AND 2: STEP 1: A STEP FOR OBTAINING A SILICONE COMPOSITION BY MIXING THE FOLLOWING COMPONENTS (A) AND (B) AT AN (A) / (B) WEIGHT RATIO OF 1 / 10 TO 10 / 1: (A) A COMPOUND REPRESENTED BY THE GENERAL FORMULA (I) : R1O- (PO) N/ (EO) M-R2 (I) WHEREIN R1 REPRESENTS AN ALKYL GROUP OR THE LIKE, PO REPRESENTS A PROPYLENEOXY GROUP, EO REPRESENTS AN ETHYLENEOXY GROUP, N REPRESENTS A NUMBER OF 1.5 TO 5.0, M REPRESENTS A NUMBER OF 0 TO 1.0, AND R2 REPRESENTS A HYDROGEN ATOM OR A METHYL GROUP, AND (B) A POLYGLYCEROL MODIFIED SILICONE, AND STEP 2: A STEP FOR OBTAINING THE COSMETIC COMPOSITION FOR HAIR BY MIXING THE SILICONE COMPOSITION OBTAINED BY STEP 1 WITH A SURFACTANT OTHER THAN THE COMPONENT (A) AND/OR WATER.