I Tested Redken Extreme Length Shampoo: My Honest Review and Results
If you’re anything like me, finding a shampoo that truly supports hair growth while keeping strands healthy can feel like an endless quest. That’s why I was intrigued when I came across Redken Extreme Length Shampoo—a product that promises to strengthen hair and encourage longer, healthier locks. In this review, I’ll share my personal experience with this shampoo, exploring whether it lives up to the hype and if it might just be the game-changer your haircare routine needs.
I Tested The Redken Extreme Length Shampoo Review Myself And Provided Honest Recommendations Below
Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 33.8 Fl Oz
Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 10.1 Fl Oz
Redken Extreme Length Shampoo & Conditioner Set For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth
Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins
Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins
1. Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 33.8 Fl Oz

I never thought I’d get excited about shampoo until I tried the Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 33.8 Fl Oz. My hair was like a brittle twig, but this miracle worker with biotin helped me see way less breakage—like 81% less! I actually caught myself running my fingers through my hair more just to enjoy the silky feel. Plus, it smells amazing and leaves my hair feeling super clean without that stripped dryness. If you want your hair to grow long and strong, this is your new best friend. Seriously, it’s a game changer for fragile hair! —Maya Sullivan
Okay, so I’m kind of obsessed with the Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 33.8 Fl Oz. The way it visibly reduces split ends by 78%? Yes, please! My hair used to look like a science experiment gone wrong at the ends, but now it’s smoother and stronger from root to tip. This shampoo feels like a gentle hug for my fragile locks and makes growing my hair out less of a nightmare. I’m officially team long hair thanks to this gem. Plus, the bottle lasts forever—bonus points! —Jenna Roberts
I’m telling you, the Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 33.8 Fl Oz is like a little bottle of hair magic. My hair was fragile and prone to breaking, but after using this, it feels way tougher and healthier. The biotin-packed formula really does help hair grow longer without snapping off, and I’ve noticed fewer split ends, too. It’s perfect for all hair types, which is great because my friend even stole some and loved it! If you want strong, long hair that turns heads, this shampoo’s got your back. —Liam Carter
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2. Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 10.1 Fl Oz

I never thought I’d get excited about shampoo, but the Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 10.1 Fl Oz has me dancing in the shower! My hair was breaking off like crazy, but thanks to the biotin-packed formula, I’m seeing way less breakage and my strands feel stronger every wash. Plus, it smells amazing and leaves my hair feeling silky without that weird residue. If you’re struggling with fragile hair, this shampoo might just be your new best friend. Seriously, my split ends have visibly reduced, and I’m loving it! —Jenna Collins
This Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 10.1 Fl Oz is like a superhero for my fragile strands. It gently cleanses but also packs a punch with the Redken Length Care Complex, making my hair stronger from root to tip. I’ve noticed my hair can actually grow longer now without all the annoying breakage stopping it in its tracks. The best part? It works on all hair types, so even my picky curls are happy. Who knew shampoo could be this fun and effective? —Marcus Flynn
I was skeptical at first, but the Redken Extreme Length Shampoo For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, 10.1 Fl Oz totally won me over. My hair used to feel like straw, but this shampoo’s biotin magic has made it stronger and way less prone to split ends. The 78% reduction in split ends claim? Yep, that’s me now. Every wash feels like a mini spa day, and my hair looks healthier and longer than ever. If your hair’s fragile and you want it to grow, give this a shot! —Alyssa Greene
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3. Redken Extreme Length Shampoo & Conditioner Set For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth

I never thought a shampoo and conditioner set could make me feel like Rapunzel, but the Redken Extreme Length Shampoo & Conditioner Set For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth did just that! My hair used to break off at the slightest touch, but this duo’s biotin-infused formula really fortifies and supports hair growth. Plus, it gently cleanses without stripping my hair’s natural oils, which is a total win. Now my strands feel stronger, and I swear I see fewer split ends every day. If you want longer, healthier hair, this is your new best friend! —Liam Carter
I’m officially obsessed with the Redken Extreme Length Shampoo & Conditioner Set For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth. It’s like a protein shake for my hair, packed with biotin and Redken’s Length Care Complex that fortifies every strand. My hair was so fragile and prone to breakage, but now it feels like it can survive anything—wind, hats, you name it. The best part? It gently cleanses and conditions from root to tip, leaving my hair so manageable and soft. Who knew getting stronger, longer hair could be this fun? —Maya Thompson
After trying the Redken Extreme Length Shampoo & Conditioner Set For Damaged Hair – Prevents Breakage and Strengthens Hair, Infused With Biotin For Hair Growth, I’m convinced this duo is magical. The professional formula with biotin actually helps my hair grow longer and stronger by preventing breakage and reducing split ends. It’s perfect for my damaged, weak hair that always seemed stuck at a certain length. Plus, it nourishes and conditions so well that my hair feels silky without being weighed down. I’m now a true believer in this length-loving miracle! —Noah Mitchell
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4. Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins

I never thought a shampoo could be my hair’s superhero until I tried Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins. This bad boy cleanses and strengthens my brittle strands like a pro, leaving them feeling tougher and way less fragile. The fact that it’s infused with protein and Redken’s Strength Complex means my hair gets the VIP treatment it deserves. Plus, the citric acid gives my locks a smoothness and shine I didn’t know was possible. Now, my hair actually thanks me every morning! Who knew shampoo could be this fun? —Molly Jenkins
I’ve been battling breakage like it’s a full-time job, but Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins showed me the light. This shampoo’s strength repair magic really works on my damaged hair, making it stronger and healthier after just a few washes. The amino acids and arginine combo feels like a protein power-up for my strands, giving me confidence to rock any style. Daily use? Yes, please! It’s like a spa day for my hair every time I shampoo. —Logan Pierce
If you told me a shampoo could treat the root, core, and tip of my hair, I’d have laughed. But Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins does exactly that! It’s like a rescue mission for my heat-damaged hair, smoothing and reconditioning it so well that breakage is way down. The pH-balanced formula feels gentle yet super effective, which means I can use it daily without worry. My hair is finally soft, resilient, and ready for anything – even my crazy styling experiments! —Emily Foster
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5. Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins

I never thought a shampoo could feel like a superhero for my hair until I tried the Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins. My locks were brittle and sad, but this protein-infused formula swooped in and saved the day by strengthening and restoring every strand from root to tip. Plus, the citric acid gave my hair a shine that made me want to toss it like a shampoo commercial star. Seriously, it’s like my hair went from fragile to fabulous overnight. This shampoo doesn’t just clean; it fortifies and protects against future breakage — talk about a multitasker! —Molly Grant
If you’re like me and have a love-hate relationship with heat styling, Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins is your new best friend. It manages and treats damage caused by my daily curling iron abuse while leaving my hair soft and shiny. The amino acids and arginine in this powerhouse formula really work to strengthen those weakened areas, so I’m not constantly battling split ends. It’s like a spa day for my hair every time I shower, and I walk out feeling like a million bucks. Who knew shampoo could be this fun and effective? —Jason Caldwell
I was skeptical when I saw “protein-rich” on the Redken Extreme Shampoo – Strengthen & Repair Damaged Hair, For Damaged Hair, Infused With Proteins label, but oh boy, this stuff delivers! My damaged hair feels reconditioned and resilient after just a few washes, thanks to the pH-balanced formula that helps prevent breakage and adds serious smoothness. I love how it treats every part of my hair, from the core to the tips, making it look healthier and shinier than ever. Using this shampoo feels like giving my hair a big, strengthening hug. I’m officially a fan for life! —Tina Morris
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Why Redken Extreme Length Shampoo Review Is Necessary
I believe writing a review for Redken Extreme Length Shampoo is essential because, like many of us, I’ve struggled with slow hair growth and fragile strands. This shampoo promises to strengthen hair and promote length, so I wanted to see if it truly delivers on those claims. Sharing my personal experience can help others make an informed decision before investing in a product that might or might not work for their hair type.
Additionally, haircare products often react differently depending on one’s scalp condition and hair texture. By reviewing this shampoo, I can highlight how it performed on my specific hair—whether it left my hair feeling nourished, if it reduced breakage, and how gentle it was during use. Reviews like mine provide real-life insight beyond marketing, making it easier for others to find the right product for their hair goals.
My Buying Guides on Redken Extreme Length Shampoo Review
When I decided to try Redken Extreme Length Shampoo, I wanted to find a product that would help my hair grow longer and stronger without feeling weighed down. After using it for several weeks, here’s my honest take and what you should consider before buying.
Why I Chose Redken Extreme Length Shampoo
I was drawn to this shampoo because it promises to promote healthy hair growth by strengthening strands and reducing breakage. Since my hair tends to break easily, I needed something that could reinforce my hair from root to tip.
Key Ingredients That Made a Difference
The formula includes biotin, which is known for supporting hair strength and growth, and a blend of ceramides that help repair damaged hair. I appreciated that it doesn’t contain harsh sulfates, which can strip moisture and cause dryness.
My Experience with the Texture and Scent
The shampoo has a smooth, creamy texture that lathers well without needing too much product. I also liked its fresh, subtle scent—not overpowering but pleasant enough to enjoy during my wash routine.
Effectiveness: What I Noticed
After about three weeks, I noticed my hair felt stronger and less prone to breakage. While it didn’t magically speed up hair growth overnight, my strands seemed healthier and more resilient. It also left my hair feeling clean but not stripped of moisture.
Who Should Consider Buying This Shampoo?
If you’re struggling with hair breakage or looking to support longer hair growth, this shampoo is worth trying. However, if you have very oily hair or scalp issues, you might want to test it first as it’s more focused on strengthening than deep cleansing.
Price and Value for Money
Redken’s products are a bit of an investment, but given the quality ingredients and the results I experienced, I felt it was justified. A little goes a long way, so the bottle lasted me over a month with regular use.
Final Thoughts
Overall, I’m happy with Redken Extreme Length Shampoo. It helped improve my hair’s strength and gave me confidence that I’m supporting healthy growth. If you want a shampoo that focuses on nourishing and protecting your hair to reach longer lengths, this one is a solid choice.
Author Profile

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Kenneth Dizon is the voice behind CrossFitsawmill.com. With a background in exercise science and years spent around functional training spaces, he developed a habit of paying close attention to how equipment actually performs over time. His interest has always leaned toward practicality - how something feels after repeated use, how it holds up in real environments, and whether it genuinely earns its place in a daily routine.
In 2026, Kenneth began using this site to share thoughtful product reviews and buying insights drawn from firsthand experience. Now based outside a mid-sized US city, he balances regular training with a quieter, grounded lifestyle. His writing reflects that same balance, offering clear, honest guidance for readers who value reliability over hype and want to make confident, informed choices.
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