Redken Extreme Length Shampoo and Conditioner 300ml Duo
The Redken Extreme Length that builds strength from root to tip, helping you achieve your maximum hair length.
This pack includes 1 x Redken Extreme Length Shampoo 300ml and 1 x Extreme Length Conditioner 300ml.
Redken Extreme Length Shampoo 300ml
Redken Extreme Length Shampoo is a strengthening shampoo for damaged hair that gently cleanses hair and helps it grow longer and stronger over time. Formulated with biotin—a B vitamin known for its ability to promote healthy hair growth—Redken Extreme Length Shampoo helps to fortify the hair from root to tip, reducing breakage to help you reach your maximum hair length, of up to 6 inches of growth in one year.
Redken Extreme Length Conditioner 300ml
Redken Extreme Length Conditioner is designed to nourish and protect long hair, supporting strength and elasticity. It helps maintain hair integrity and reduces frizz, leaving hair smooth and resilient. The conditioner works in tandem with the shampoo to support continuous growth and minimize damage.
| Product | Volume | Key Benefit |
|---|---|---|
| Shampoo | 300ml | Strengthens hair from root to tip, reduces breakage |
| Conditioner | 300ml | Nourishes and protects long hair, reduces frizz |
FAQ
How does the biotin in the shampoo help with hair growth?
Biotin is a B vitamin that supports healthy hair growth by strengthening hair strands and reducing breakage. Over time, this helps promote longer, stronger hair from root to tip.
Can this shampoo and conditioner be used on all hair types?
Yes, this duo is formulated for damaged hair and is suitable for all hair types, especially those looking to improve strength and support maximum length.
Does the product guarantee 6 inches of hair growth in one year?
Please contact customer service

Natalie Edmunds –
I’ve used this shampoo and conditioner for three months now. My hair feels stronger and less prone to breakage. I notice it’s growing longer and more resilient. The scent is pleasant and the texture is easy to apply.
Adrian Carr –
After switching to this duo, my hair has become smoother and more manageable. The conditioner leaves it soft without weighing it down. I appreciate the strengthening formula for my damaged ends.
Rebecca Hudson –
My long hair has grown noticeably over the past few months. I used the shampoo regularly and noticed less split ends. The conditioner works well with the shampoo to keep my hair healthy and strong.
Grace Gray –
Great product for those with thin or damaged hair. It doesn’t leave hair feeling dry or stiff. I use it twice a week and see visible improvement in strength and length.
Owen Parsons –
I’ve tried several hair growth products, and this one stands out. The biotin helps maintain strength, and I’ve grown about 2 inches in the last six months. My hair feels healthier and more vibrant.