Nioxin System 1 Cleanser is a detoxifying cleanser for fine or thin-looking, non-chemically enhanced hair. Formulated with a concentrated blend of botanicals and humectants, it creates an optimum scalp environment, by gently removing product build up, minerals, environmental pollutants and toxins like DHT (Dihydrotestosterone) from the hair and scalp, clearing nutrient pathways to the scalp and hair follicle sites without stripping hair of essential oils. Nioxin System 1 Cleanser creates an optimum scalp environment for fuller, thicker, healthier-looking hair. Addresses problems associated with noticeably thin-looking hair. Provides fine or thin-looking, non-chemically enhanced hair with volume, body and shine. Advanced Nioxin technology clears nutrient pathways on the scalp. Co-zyme10 improves visible signs of aging and may help extend the life cycle of the hair.     Nioxin System 2 Cleanser:   Nioxin System 2 Cleanser -- for fine, non -chemically enhanced hair that is noticeably thinning -- gently cleanses and removes environmental residue and DHT (Dihydrotestosterone). BioAMP adds thickness from inside the cuticle and strengthens the hair shaft. Actv-Renewal helps provide a more youthful-looking scalp complexion. Transactive Delivery System is a time-release delivery system formulated with vitamins that provides moisturizing nourishment for the scalp and hair. Nioxin System 2 is a 3-Step system for FINE, NATURAL, NOTICEABLY THINNING HAIR that consists of the Cleanser, the Scalp Therapy and the Scalp Treatment. Directions: Apply to wet hair. Lather one minute. Rinse.   Nioxin System 3 Cleanser:   Nioxin System 3 (Formerly Bionutrient Protectives) Cleanser is a unique gentle clarifying cleanser that meets the special needs of fine or thin-looking, chemically enhanced hair by gently removing product build up, toxins like DHT (Dihydrotestosterone), minerals and excess chemical residue and odor without stripping hair of essential oils to help maintain an optimum scalp environment. Addresses problems associated with noticeably thin-looking hair. Glyco Fused Complex helps to safeguard scalp from drying irritation caused by various chemical services. Rare herbs, botanicals and antioxidants combined with free radical scavengers aid in scalp recovery after chemical services by calming and soothing the scalp Vitamins, Proteins and Amino Acids nourish the scalp for stronger, healthier-looking hair. Select Enzymes help to prevent color fading. Hydrating, botanicals provide chemically enhanced hair with superior moisture Co-zyme10 improves visible signs of aging and may help extend the life cycle of the hair.     Nioxin System 4 Cleanser:   Nixoin System 4 Cleanser is for fine, chemically enchanced hair that is noticeably thinning- gently cleanser and removes toxins like DHT (Dihydrotestosterone). BioAmp adds thickness and strengthens the hair shaft. Bionutrients and Glyco-Fused Complex safeguard the scalp from drying chemical service irritation. Unique Scalp Access delivery system helps protect nutrients as the nourish the scalp and hair. A daily volumizing cleanser that gently removes residue and DHT from the hair and scalp and safeguards the scalp from drying irritation. Directions: Apply to wet hair. Lather one minute. Rinse.     Nioxin System 5 Cleanser:   Nioxin Cleanser System 5 for medium to coarse, chemically enhanced hair in the early stages of thinning gently cleanses and removes environmental residue and DHT (Dihydrotestosterone). SmoothPlex provides moisture, natural shine, and smooth control. Actv-Renewal helps provide a more youthful-looking scalp complexion. Transactive Delivery System is a time-release delivery system formulated with vitamins that provides moisturizing nourishment for the scalp and hair. System 5 is a 3-Step system for MEDIUM-COARSE HAIR IN THE EARLY STAGES OF THINNING that consists of the Cleanser, the Scalp Therapy and the Scalp Treatment. Directions: Apply to wet hair. Lather one minute. Rinse. Follow with Nioxin Scalp Therapy System 5 and Nioxin Scalp Treatment System 5.     Nioxin System 6 Cleanser:   NIOXIN System 6 Cleanser - A daily hydrating cleanser that gently removes residue and DHT from the hair and scalp to promote a healthy scalp environment. It also provides nourishing vitamins, proteins and amino acids. For Medium/Coarse, Natural, Noticeably Thinning Hair SmoothPlexprovides moisture, natural shine and smooth control of hair. ActivRenewalgives a more youthful-looking scalp and fuller healthier-looking hair. Scalp Access Delivery System helps protect nutrients as they moisturize and energize the scalp and hair combined with SPF15 scalp protraction against UV rays. Deep conditioner with SmoothPlex - a unique blend of kukui Oil and Silk Amino Acids provides unruly textured, normal to coarse hair with moisture, natural shine and smooth control. Glyco-Fused Complex, an infusion of protective herbs and botanicals, safeguards against drying irritation caused by chemical services. Moisturizes and energizes the hair and scalp for an optimum scalp environment and healthier looking hair.