Nioxin - Scalp Therapy #1 - Natural Hair - Normal To Thin Looking A conditioner that restores the moisture and resilience in the scalp skin and hair. BioAMP adds thickness from inside the cuticle and strengthens the hair shaft. Activ-Renewal helps provide a more youthful-looking scalp complexion. Transactive Delivery System is a time released delivery system formulated with vitamins that provides moisturizing nourishment for the scalp and hair. Follow with Nioxin Scalp Treatment System 1.