12 Reasons Keratin Hair Serum smooths and adds shine to damaged and over processed hair to help prevent frizz. Formulated with Hydrolysed Keratin which is rich in Amino Acids to protect and fortify damaged hair. Macadamia Oil brings softness and shine back to dull and damaged hair. Hair is given gorgeous shine in no time! Experience the transformational ability of 12 Reasons. Cleanse, detangle, colour protection, rich nourishment, anti-frizz, eliminate product build up, deeply moisturise, add brilliant shine, smooth, nurture dry and damaged hair, improve manageability and won't weigh hair down. 12 Reasons for exquisite hair!