Abstract: A method of relaxing naturally curly hair that comprises: A) carrying out a hair treatment session that comprises the steps of: i) applying to the hair, an alkaline hair relaxer comprising an active hydroxide, ii) allowing the relaxer to remain on the hair for a total period of less than about 10 minutes; iii) removing the relaxer from the hair; and B) repeating the treatment session described in part (A) to attain a desired degree of hair relaxation, with the interval between individual treatment sessions ranging from about 3 to about 20 days.

Abstract: A method for permanently dyeing hair is provided which includes subjecting the hair to a number of treatments, having a set time interval between each two consecutive such treatments, and wherein each treatment comprises contacting the hair for a period from about 5 seconds to about 3 minutes with a recently made mixture of an alkaline and an acidic composition, followed by a rinsing step. A shampoo or conditioner base is present in the alkaline and acidic compositions.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.) below: a.) contacting said hair, for a period of about 5 seconds to about 5 minutes with a recently made mixture of: part ai: oxidative dye intermediates in a shampoo base at alkaline pH and wherein part ai optionally has about 0.01 to about 5.0% of a conditioning agent; and part ai optionally has about 0.01 to about 10.0% of a structurant; part aii: an oxidative compound in a shampoo base at acidic pH and wherein part ai optionally has about 0.01 to about 5.0% of a conditioning agent; and part ai optionally has about 0.01 to about 10.0% of a structurant; with the proviso that at least one of part ai and part aii has about 0.01 to about 5.0% of a conditioning agent; and part aii optionally has about 0.01 to about 10.0% of a structurant; b.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.) below: a.) contacting said hair, for a period of about 5 seconds to about 5 minutes with a recently made mixture of: part ai: dye intermediates in water and fatty alcohol at alkaline pH, part aii: an oxidizing compound such as hydrogen peroxide in water at acidic pH b.) rinsing said mixture from said hair with water; and wherein said number of treatments is between about 2 to about 30; and wherein said set time interval between each two consecutive treatments is between about 8 hours and 30 days.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.) below: a.) contacting said hair, for a period of about 5 seconds to about 5 minutes with a recently made mixture of: part ai: oxidative dye intermediates in a shampoo base at alkaline pH and wherein part ai optionally has about 0.01 to about 5.0% of a conditioning agent; part aii: an oxidative compound in a shampoo base at acidic pH and wherein part ai optionally has about 0.01 to about 5.0% of a conditioning agent; with the proviso that at least one of part ai and part aii has about 0.01 to about 5.0% of a conditioning agent; b.) rinsing said mixture from said hair with water; and wherein said number of treatments is between about 2 to about 30; and wherein said set time interval between each two consecutive treatments is between about 8 hours and 30 days.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.) below: a.) contacting said hair, for a period of about 5 seconds to about 5 minutes with a recently made mixture of: i) part ai dye intermediates in water at alkaline pH with quaternary ammonium compounds; ii) part aii an oxidizing compound such as hydrogen peroxide in water at acidic pH; b.) rinsing said mixture from said hair with water; and wherein said number of treatments is between about 2 to about 30; and wherein said set time interval between each two consecutive treatments is between about 8 hours and 30 days.

Abstract: A method for lightening the color of hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.

Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.

Abstract: There is described a shampoo composition for lightening and highlighting hair which comprises(i) a peroxygen compound; and(ii) an anionic sulfonate;said composition having a pH less than 5. There is also described an invention directed to a method for lightening and highlighting hair which comprises. shampooing the hair with a lightening and highlighting effective amount of a composition of the invention.