Nioxins System 2 Conditioner is a d daily volumizing scalp & hair conditioner that moisturizes & improves resilience, while promoting a healthy scalp environment with soothing essential oils, special anti-oxidants & enzymatic complexes. Bio Amp adds thickness & strength. Activ-Renewal gives a more youthful-looking scalp & fuller, healthier looking hair. Scalp Access Delivery System helps protect nutrients as they moisturize & energize the scalp & hair combined with SPF scalp protection against UV rays. For fine, natural, noticeably thinning hair.