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

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

📏Supports up to 6 inches growth/year

🧪Biotin-enriched formula

🛡️81% less hair breakage

¥8856

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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

🚀 Elevate your hair game—longer, stronger, unstoppable!

SCALP HEALTH BOOST - Promotes a healthy-looking scalp foundation, essential for resilient, vibrant hair lengths.
FORTIFY EVERY STRAND - Biotin-powered shampoo that strengthens fragile, breakage-prone hair from root to tip.
LUXURY MEETS SCIENCE - Infused with castor seed oil and a refreshing green apple scent, delivering salon-quality care at home.
LENGTH GOALS UNLOCKED - Clinically supports up to 6 inches of hair growth in just one year—because your hair deserves to grow longer and stronger.
GENTLE YET EFFECTIVE CLEANSE - Pro-prescribed formula that removes impurities without stripping essential moisture, perfect for daily use.

REDKEN Extreme Length Shampoo is a biotin-enriched, professional-grade formula designed to gently cleanse and fortify fragile, breakage-prone hair. Clinically shown to support up to 6 inches of hair growth per year and reduce breakage by 81%, it promotes a healthy scalp and resilient lengths. Infused with castor seed oil and a refreshing green apple scent, this 300ml liquid shampoo is ideal for adults seeking longer, stronger hair with daily use.

Specifications

ASIN	B08Y1DBGQ4
Active Ingredients	Biotin, Castor Seed Oil
Age Range Description	Adult
Age range (description)	Adult
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	4,027 in Beauty ( See Top 100 in Beauty ) 186 in Shampoos (Beauty)
Brand	Redken
Brand Name	Redken
Collection Name	Extreme Length
Country Of Origin	España
Customer Reviews	4.6 out of 5 stars 4,493 Reviews
Global Trade Identification Number	03474636920211
Hair Type	Damaged
Hair type	Damaged
Item Dimensions	6.4 x 6.4 x 14.1 centimetres
Item Form	Liquid
Item Weight	300 Grams
Item form	Liquid
Liquid Volume	300 Millilitres
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
Recommended Uses For Product	Apply to wet hair, massage into lather and rinse.
Scent	Green Apple
Scent Name	Green Apple
Suitable Hair Colour	All Hair Colours
Unit Count	300.0 millilitre

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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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TrustScore 4.5 | 7,300+ reviews

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Excellent communication throughout the order process. Product is perfect.

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¥8856

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

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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Very reliable shop with genuine products. Will definitely buy again!

2 weeks ago

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The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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