Redken Extreme Length Biotin Conditioner For Longer Hair – Promotes Healthy Hair Growth, Strengthens & Detangles Damaged Hair, Infused With Biotin & Castor Oil​

Price: $56.00
(as of Jun 12, 2026 04:33:01 UTC – Details)
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From the manufacturer

Extreme Length System Extreme Length Shampoo

Biotin-infused shampoo with Length Care Complex to help prevent breakage and help hair grow longer and stronger. Achieve your hair length goals!

Extreme Length Conditioner

Length Care Complex and biotin infused conditioner help to strengthen fragile strands. Helps hair grow longer with minimal breakage.

Extreme Length Leave In

Leave-in conditioner featuring Redken’s Length Care Complex made with Biotin and Soy Protein. Visibly reduces the appearance of split ends.

Extreme Length Rinse Out

Rinse-out triple action treatment with niacinamide, biotin, and castor oil. Promotes a healthy scalp and strengthens lengths for longer hair.

Extreme Length With Biotin and Length Care Complex – Get Longer Hair

Does your hair have trouble growing longer due to damage? Redken’s Extreme Length system with Biotin helps hair grow longer by preventing breakage and keeping mid-lengths to ends of the hair strong. This haircare system features Redken’s Length Care Complex made with Biotin and Soy Protein. This system strengthens from your roots to the tips of your hair to help it continue to grow and reduces hair breakage by 81% when used as a complete system.

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Extreme Length Line
Shampoo

Features Biotin & Redken’s Length Care Complex to strengthen damaged hair and help it grow longer and stronger.

Conditioner

Conditioner with Biotin, Castor Oil and Length Care Complex to strengthen and grow hair longer.

Leave-In Treatment

Leave-In Conditioner with Biotin, Soy Protein, and Length Care Complex to help prevent breakage and visibly reduce the appearance of split ends.

Rinse-Out Treatment

Rinse-out triple action treatment formulated with niacinamide, biotin, and castor oil. Helps promote a healthy and nourished scalp and strengthen the lengths for longer, stronger hair.

Which Extreme Haircare line is best for you?

Hair Type:

Damaged hair

Hair Type:

Damaged hair

Hair Type:

Damaged hair

Best For:

Damaged hair wanting length

Best For:

All types of brittle, damaged hair

Best For:

All types of damaged hair

Key Ingredients:

Biotin & Length Care Complex

Key Ingredients:

Citric Acid & Bonding Care Complex

Key Ingredients:

Features Strength Complex

Benefits:

81% less breakage using full system

Benefits:

2x less breakage, 9x smoother, 89% easier detangling

Benefits:

73% less breakage using full system

What is the main ingredient in Extreme Length?

All Extreme Length products are infused with biotin as part of its Length Care Complex for longer, stronger hair.

How does Extreme Length help hair grow longer?

Using the full system reduces breakage by up to 81%*, helping you achieve maximum hair length.

What is the difference between the Extreme ranges?

Extreme is the professional solution for damaged hair. Extreme Length helps to fortify lengths for 81% less breakage to help grow hair longer, when used as a system. Extreme Bleach Recovery helps restore a healthy touch between lightening services.

Product Dimensions ‏ : ‎ 3.15 x 3.15 x 9.76 inches; 2.31 Pounds
Item model number ‏ : ‎ I0122178
UPC ‏ : ‎ 884486456182 884486435583
Manufacturer ‏ : ‎ Redken
ASIN ‏ : ‎ B0876W3P7X
Best Sellers Rank: #1,350 in Beauty & Personal Care (See Top 100 in Beauty & Personal Care) #26 in Hair Conditioner
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Biotin and Castor Oil: Redken Extreme Length Conditioner is a strengthening conditioner formulated with biotin and castor oil to help strengthen damaged hair so it can grow longer
Less Breakage, Longer Hair: Helps you achieve your maximum hair length, up to 6 inches of growth in one year. Fortifies and strengthens hair for less breakage and visibly reduces split ends
For All Type & Textures: Ideal for all hair types and textures, but especially for those who have damaged hair that they struggle to grow passed a certain length
Lightweight Nourishment: Gives hair a lightweight, nourished feel and helps protect hair from future damage
Suitable for hair seeking length and strength