9 out of 10 people perceive a thickening effect.* Gently cleanses and removes environmental residue and DHT (Dihydrotestosterone). BioAMP adds thickness from inside the cuticle and strengthens the hair shaft. Glyco-Color Shield provides clinically proven** color protection for hair and helps safeguard the scalp from the drying effects of chemical services. Transactive Delivery System is a time released delivery system formulated with vitamins that provides moisturizing nourishment for the scalp and hair. *Consumer perception based upon usage of entire Nioxin Thinning Hair System 3.
**Independent research laboratory testing in controlled environment. Made in USA.