Contains wheat germ and Argan oil Can be used on all hair types Minimizes frizz No Formaldehyde added Reduces curl Unlock the professional secret to beautiful hair with the ion Keratin Smoothing Treatment Kit! This incredible kit helps to smooth and soften any hair type producing luxurious texture and intense shine. It minimizes frizz 90-100% while reducing curl up to 50%. This treatment also strengthens and nourishes dry damaged hair while protecting it from humidity with the powerful moisturizing properties of vanillin wheat germ and argan oil. Effects last up to 6-8 weeks.* It creates a protective protein layer around the hair shaft helping to eliminate frizz and smooth cuticle without rearranging the bonds in the hair. No formaldehyde added; can be used on any hair type. From volumizing to smoothing moisturizing to color-protecting ion shampoos conditioners stylers and treatments are formulated to always provide impeccable professional results for all hair types. No matter what your hair needs ion has the perfect solution for you. *Results vary on hair type and frequency of shampooing.