Thinning hair can be a stressful problem especially if you have very fine, thin hair which is notable for being weak and prone to breakage. Nioxin Cleanser System 1 has been specially designed for thin to normal, natural hair. It amplifies the hair texture, strengthening the hair whilst protecting hair from damage and breakage, leaving scalp refreshed and hair with a natural, radiant and healthy shine. Achieve denser-looking hair with the NIOXIN 3-part System 1 Scalp Therapy Revitalising Conditioner for Natural Hair with Light Thinning. Achieve denser-looking hair with the NIOXIN 3-part System 1 Scalp Therapy Revitalising Conditioner for Natural Hair with Light Thinning. Step two of the brand's 3-part treatment, the professional formula delivers intense conditioning, whilst helping to minimise breakage for stronger, healthier hair. Fortified with a Transactive Delivery System and Activ-Renewal™ technology (a concentrated blend of age defying botanicals and humectants) to replenish the scalp and increase the density of each hair strand. Thinning hair looks thicker and fuller with restored shine.