coloring your hair with permanent or semi-perm color will change the color of your hair. You will need to decide when to use John Frieda^® Colour Refreshing Gloss Warm Brunette again to get the color and shine effect you desire. You can use this product anytime between color applications. Make sure you have one hair washing after using this brown hair gloss before you do permanent color. The shine enhancers may interfere with your color.