Redken EXTREME LENGTH SHAMPOO WITH BIOTIN Size:33.8 oz Glutamic Acid-Based Emollient: strengthens and

Glutamic Acid-Based Emollient: strengthens and reduces breakage

and daily aggressors

Thickening Molecule: Patented Lp

POTASSIUM SORBATE

Redken EXTREME LENGTH SHAMPOO WITH BIOTIN Size:33.8 oz Glutamic Acid-Based Emollient: strengthens andDetails: Enriched strengthening shampoo to promote hair growth Redken Extreme Length Shampoo is formulated with Biotin, Castor Oil & Redken's Length Care Complex to helps strengthen damaged hair to grow longer. Extreme Length Shampoo helps hair growth by preventing breakage to achieve your desired length. BENEFITS Reduce breakage by 81% when using the full system of Extreme Length Shampoo, Extreme Length Conditioner, and Extreme Length Leave In