How frequently should I use Extreme Length?

Extreme Length is safe for daily use and can be worked into your regular wash routine as often as desired.

When will I see results from Extreme Length?

Most people experience softer, more manageable, and visibly stronger strands after the first use of Extreme Length. For best results, use both the shampoo and conditioner consistently.

Does Extreme Length help with hair growth?

Extreme Length Biotin is formulated with biotin, castor oil, and 4% Length Care Complex to strengthen hair, allowing hair to retain the length it grows.

Does Extreme Length Biotin Conditioner work for oily hair?

Yes. Extreme Length is suitable for oily hair and all hair types and textures. It gently cleanses and nourishes while strengthening hair against breakage.

Is Extreme Length Biotin Shampoo good for fine or thin hair?

Yes. Extreme Length is suitable for all hair types and textures, including fine and thin hair. The biotin and 1% Length Care Complex strengthen fragile strands without weighing them down.

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– REDKEN Shampoo, Biotin, For Longer, Stronger Hair, Extreme Length

Product ID: 307927976

Details

Age range (description)
Adult
Brand
Redken
Hair type
Damaged
Item form
Liquid
Scent
Green Apple

🌱Biotin & Castor Oil Boost

📉81% Less Breakage

🧪4% Length Care Complex

¥6736

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

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Description

🌿 Unlock your hair’s full length potential — because strong hair is the new power move.

BREAKAGE DEFENSE - Clinically proven to reduce hair breakage by 81%, keeping your lengths intact and thriving.
UNIVERSAL HAIRCARE - Perfect for all hair types—including fine, thin, and oily—without weighing hair down.
GENTLE DAILY CLEANSE - Sulfate-free formula that refreshes your scalp and hair without stripping essential moisture.
BIOTIN POWERED GROWTH - Infused with biotin and castor oil to support up to 6 inches of healthy hair growth per year.
SCIENCE BACKED STRENGTH - Fortify fragile strands with a potent 4% Length Care Complex for visibly resilient hair.

REDKEN Extreme Length Shampoo is a biotin-enriched, professional-grade formula designed to gently cleanse and strengthen fragile, breakage-prone hair. Featuring a 4% Length Care Complex with biotin and castor oil, it promotes healthy scalp conditions and supports up to 6 inches of hair growth annually while reducing breakage by 81%. Suitable for all hair types, this sulfate-free shampoo is your daily essential for longer, stronger, and visibly healthier hair.

Specifications

ASIN	B08Y1DBGQ4
ASIN	B08Y1DBGQ4
Active Ingredients	Biotin, Castor Seed Oil
Age Range Description	Adult
Batteries	1 A batteries required.
Benefits	Helps achieve maximum hair length, up to 6 inches of growth in one year. Fortifies and strengthens hair for 81% less breakage* and it promotes healthy, strong hair from root to tip.
Best Sellers Rank	2,794 in Beauty ( See Top 100 in Beauty ) 133 in Shampoos (Beauty)
Brand Name	Redken
Collection Name	Extreme Length
Country Of Origin	España
Country of origin	España
Customer Reviews	4.6 4.6 out of 5 stars (4,524)
Customer reviews	4.6 4.6 out of 5 stars (4,524)
Date First Available	25 Mar. 2021
Global Trade Identification Number	03474636920211
Hair Type	Damaged
Is discontinued by manufacturer	No
Item Dimensions	6.4 x 6.4 x 14.1 centimetres
Item Form	Liquid
Item Weight	300 Grams
Item model number	E3460800
Liquid Volume	300 Millilitres
Manufacturer	REDKEN
Manufacturer	REDKEN
Manufacturer Part Number	E3460800
Material Type Free	Chemikalienfrei
Model Number	E3460800
Number of Items	1
Other Special Features of the Product	Damaged
Package Size Name	Full Size
Product Dimensions	6.36 x 6.4 x 14.15 cm; 300 g
Recommended Uses For Product	Apply to wet hair, massage into lather and rinse.
Scent Name	Green Apple
Suitable Hair Colour	All Hair Colours
Unit Count	300.0 millilitre

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What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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¥6736

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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