The present invention discloses a preparation method for fragrant washing powder added with enzyme, and belongs to the field of detergent products. According to the product of the present invention, soda powder, sodium alkyl benzene sulfonate, layered crystal sodium disilicate, toluene sodium iodate, carboxymethyl cellulose, alkaline protease, essence, a bleaching promoter and a scale dispersing agent are adopted as raw materials, and a specific process is adopted to prepare the fragrant washing powder added with enzyme, wherein the fragrant washing powder added with enzyme has a good detergency effect, provides special functions for remove of specific scales (such as juice, ink, blood stain, milk stain, gravy, milk, soy sauce stains, and the like), and has effects of sterilization, whitening, color protecting and brightening. In addition, the washing powder of the present invention has characteristics of white color and uniform particle, the washed clothes has fragrance, and the washing powder of the present invention is suitable for hand washing and washing machines.