- System 4 is specially designed for noticeably thinning, fine, chemically-treated hair. It delivers denser-looking hair while protecting the scalp and providing moisture balance to colored hair. System 4 delivers denser-looking hair and restores moisture balance. A lightweight conditioner that helps provide hair resilience and control moisture balance. BioAMP: Cystine amino acids and lighweight conditioning and treatment ingredients increase the fullness of each hair strand, reducing hair loss by strenghtening against damage and breakage. Glyco-Shield: White tea extract, humectants, peppermint oil and protective conditioning agents help provide protection and moisture balance to colortreated hair, and leave the scalp feeling rejuvenated and refreshed. Scalp Access Delivery System: Vitamins, botanicals, SPF 15 sunscreen, and purifying agents help clean away follicle-clogging sebum and environmental residues from the scalp skin, while providing sun protection for the scalp. Part 2 of 3 part system. OPTIMIZE: After cleansing, distribute onto scalp and throughout the hair. Leave on 1 – 3 minutes. Rinse well.
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