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Description
Ingredients
Product Details
What it is:
Redken's Extreme Length Leave-In Treatment with biotin strengthens damaged hair and helps hair to grow longer and stronger. Extreme Length Leave-In Treatment helps prevent breakage to promote your strongest, healthiest hair.
What it does:
Redken's Extreme Length Leave-In Treatment helps to reduce split ends and strengthen damaged hair.
What else you need to know:
- Reduces breakage by 81% when used as a full system with Redken Extreme Length Shampoo and
- Extreme Length Conditioner
- Visibly reduces the appearance of split ends by 78%
- Formulated with biotin and soy protein to help strengthen hair
- Adds manageability, smoothness and shine
*Ingredients may vary slightly due to formula updates by brands. Please consult packaging for most accurate list of ingredients
Product Recommendations
Frequently Asked Questions
Biotin is a B-vitamin that strengthens hair structure and supports keratin production, helping to improve hair resilience and reduce breakage. In this leave-in treatment, biotin works alongside other conditioning agents to help fortify longer lengths of hair, which are more prone to damage and dryness.
Yes, this leave-in treatment is designed to be safe for color-treated hair. It's formulated to nourish and protect lengths without stripping color. However, if you have recently colored your hair, wait 48 hours before applying to allow the color to fully set.
Apply this leave-in treatment to damp hair lengths and ends after each shampoo, or 2-3 times weekly depending on your hair's condition. For severely damaged or very long hair, daily use is appropriate. Adjust frequency based on how your hair responds and its moisture needs.