Strengthen and moisturize hair with Nioxin’s 3-part System 2 Scalp Therapy Revitalizing Conditioner for Natural Hair with Progressed Thinning. Professional hair and scalp conditioner for natural hair with progressed thinning. Helps provide hair resilience and control moisture balance. HOW TO USE: Apply Nioxin System 2 Scalp & Hair Treatment directly on all the areas of your scalp. Pay special attention when distributing the cream and perform a delicate massage with your fingers.