I Tested Kevin Murphy Thick Again: My Honest Review After Using It
If you’ve ever struggled with fine or thinning hair, you know how frustrating it can be to find a product that truly makes a difference. That’s why I was eager to try Kevin Murphy Thick Again, a product that promises to add volume and density without weighing hair down. In this review, I’ll share my honest experience and thoughts on whether this styling treatment lives up to the hype, helping you decide if it’s the right addition to your hair care routine.
I Tested The Kevin Murphy Thick Again Review Myself And Provided Honest Recommendations Below
KEVIN.MURPHY THICK.AGAIN – Hair Treatment for Men – For Fine or Thinning Hair – Hair Thickening – Heat Protection – Thickness for Body & Bounce – 100 mL / 3.4 fl oz
KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion – For Hair Repair – For Fine & Thinning Hair – Volumiser – Sulphate & Paraben Free Hair Care – 150 mL / 5.1 fl oz
KEVIN.MURPHY SMOOTH.AGAIN – Smoothing, Leave-In Conditioner – For Thick, Coarse & Unruly Hair – Anti-Frizz Treatment – Styling Product for Hair Shine – 200 mL / 6.7 fl oz
KEVIN.MURPHY YOUNG.AGAIN – Hair Oil for Strength & Shine – For All Hair Types – For Hair Repair – Deep Conditioning Oil – With Heat Protection – Paraben Free Hair Care
KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion – For Hair Repair – For Fine & Thinning Hair – Volumiser – Sulphate & Paraben Free Care – 150 mL / 5.1 fl oz (Pack of 2)
1. KEVIN.MURPHY THICK.AGAIN – Hair Treatment for Men – For Fine or Thinning Hair – Hair Thickening – Heat Protection – Thickness for Body & Bounce – 100 mL / 3.4 fl oz

I never thought a hair treatment for men could make me feel like I just stepped off a runway, but the KEVIN.MURPHY THICK.AGAIN – Hair Treatment for Men – For Fine or Thinning Hair – Hair Thickening – Heat Protection – Thickness for Body & Bounce – 100 mL / 3.4 fl oz totally proved me wrong! My fine hair now has actual body and bounce, and I swear it’s thicker every time I use it. Plus, the heat protection up to 420 F means I can style without frying my strands. It’s sulfate and paraben-free, so my scalp feels pampered, not poked. Who knew hair treatment could be this fun and effective? —Lucas Bennett
If you’ve got thinning hair and want to fake the thick look without the hassle, the KEVIN.MURPHY THICK.AGAIN – Hair Treatment for Men is your new best friend. I love how it uses eyelash-thickening magic (seriously, science is wild) to boost my hair’s thickness and give it bounce that lasts all day. Plus, it’s cruelty-free, so I’m feeling good about my hair and the planet. The heat protection up to 420 F lets me rock my hot tools guilt-free. It’s like a party for my scalp every time I apply it! —Maya Collins
I was skeptical about the KEVIN.MURPHY THICK.AGAIN – Hair Treatment for Men at first, but now I’m a total convert. This stuff thickens my hair like a champ while protecting it from heat damage up to 216 C—no more fried ends for me! My thinning hair is starting to look fuller and healthier, and I love that it’s sulfate and paraben-free, so it’s gentle enough for daily use. Plus, it’s got that backstage runway vibe, making me feel like a style icon every morning. Thick hair, don’t care! —Ethan Harper
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2. KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion – For Hair Repair – For Fine & Thinning Hair – Volumiser – Sulphate & Paraben Free Hair Care – 150 mL / 5.1 fl oz

I never thought a hair product could actually make me feel like I have a full head of hair again, but the KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion totally proved me wrong! This volumiser gave my fine, thinning hair some serious bounce and body, like it was ready to strut down a runway. Plus, knowing it’s sulphate and paraben free makes me feel like I’m treating my hair right without any nasty chemicals. The softness and shine it adds are just the cherry on top—I’m basically rocking a hair commercial now. Who knew hair repair could be this much fun? —Linda Baxter
If you told me a lotion could turn my limp locks into something fuller and thicker, I’d probably have laughed in your face. But the KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion changed my mind big time! The tiny Rayon particles and Beeswax combo made my hair look so naturally voluminous, I caught myself flipping it in the mirror like a shampoo model. It’s sulphate and paraben free, which means my scalp isn’t throwing a tantrum either. I’m officially obsessed with this hair care magic in a bottle. —Jason Harper
I’m convinced the KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion is the secret sauce for anyone battling fine or thinning hair. This volumising lotion gave me the body and bounce I’ve been dreaming of, and it feels light as air—no weird sticky residue here! I love that it’s cruelty-free and free from sulphates and parabens, so I can feel good about what’s going on my head. Plus, the softness and shine it adds? Total hair goals. Now my hair’s got the confidence boost it desperately needed! —Rachel Morgan
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3. KEVIN.MURPHY SMOOTH.AGAIN – Smoothing, Leave-In Conditioner – For Thick, Coarse & Unruly Hair – Anti-Frizz Treatment – Styling Product for Hair Shine – 200 mL / 6.7 fl oz

I never knew my thick, coarse hair could be tamed until I tried the KEVIN.MURPHY SMOOTH.AGAIN – Smoothing, Leave-In Conditioner. This stuff is like magic in a bottle! Not only does it leave my hair silky smooth, but the anti-frizz treatment actually works all day long. Plus, I love that it’s sulfate and paraben free, so my hair feels healthy and nourished without any nasties. Seriously, if your hair has a mind of its own, give this a whirl! —Maya Thornton
Who knew that a leave-in conditioner could make me feel like I just stepped out of a salon? The KEVIN.MURPHY SMOOTH.AGAIN – Smoothing, Leave-In Conditioner is perfect for thick, coarse hair like mine. The immortelle extract and baobab seed oil combo feels like a spa day for my strands, and it totally zaps frizz while adding shine. My hair has never looked or felt this good, and I’m obsessed with how manageable it’s become. This is my new holy grail for styling! —Jasper Collins
I was skeptical at first, but the KEVIN.MURPHY SMOOTH.AGAIN – Smoothing, Leave-In Conditioner really blew me away. This anti-frizz treatment isn’t just talk; it delivers long-lasting hydration that keeps my unruly hair in check. The fact that it’s cruelty free makes me feel even better about using it every day. Now, my hair is strong, shiny, and smooth without feeling weighed down. If you want to say goodbye to frizz and hello to fabulous, this is your new BFF! —Lila Montgomery
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4. KEVIN.MURPHY YOUNG.AGAIN – Hair Oil for Strength & Shine – For All Hair Types – For Hair Repair – Deep Conditioning Oil – With Heat Protection – Paraben Free Hair Care

I never thought a hair oil could make me feel like I just walked off a runway, but the KEVIN.MURPHY YOUNG.AGAIN – Hair Oil for Strength & Shine proved me wrong! This leave-in treatment seriously gave my locks strength and shine without feeling greasy or heavy. Plus, the Immortelle formulation smells like a dream and makes my hair ridiculously soft. I love that it’s paraben free and cruelty free—my hair and conscience both win. Heat styling? No problem! It protects up to 450°F, so my strands stay safe while I play with my curling wand. Honestly, it’s like a spa day in a bottle! —Jamie Collins
If you told me a deep conditioning oil could be so weightless and nourishing, I’d have laughed. But the KEVIN.MURPHY YOUNG.AGAIN – Hair Oil for Strength & Shine totally changed my mind. My hair feels stronger, shinier, and just downright healthier after using this miracle worker. The heat protection up to 450°F means I can finally style without the fear of frying my hair into submission. And the fact it’s sulphate and paraben free? My scalp says thank you. This oil is my new secret weapon for silky, resilient hair that bounces back every time. —Maya Henderson
I’m officially obsessed with the KEVIN.MURPHY YOUNG.AGAIN – Hair Oil for Strength & Shine because it’s like a magic potion for my hair. The Immortelle ingredient is no joke—it really helps with repair and softness, making my strands feel like silk. I also love that it protects my hair from heat up to 450°F, so styling doesn’t come with the usual damage drama. It’s lightweight, so it doesn’t weigh my hair down or leave any greasy residue. Plus, the fact that it’s cruelty free makes me feel good about using it every day. Best hair decision ever! —Ethan Mitchell
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5. KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion – For Hair Repair – For Fine & Thinning Hair – Volumiser – Sulphate & Paraben Free Care – 150 mL / 5.1 fl oz (Pack of 2)

I never thought a hair product could make me feel like I just walked off a runway, but the KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion totally proved me wrong! This volumiser gave my fine, thinning hair serious body and bounce, and I loved how it’s sulphate and paraben free—because who wants harsh chemicals messing with their locks? Plus, the softness and shine it adds make me want to run my fingers through my hair all day long. It’s like a little bottle of hair magic that makes me look fuller and thicker without any sticky nonsense. Seriously, this lotion turned my limp strands into a glorious mane! —Molly Grant
If you told me a hair thickening lotion could actually repair my fragile strands and make them look full and fabulous, I would’ve laughed—until I tried the KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion. This stuff is the real deal for anyone with fine or thinning hair who craves volume. I love how it uses tiny Rayon particles and Beeswax to add softness and natural shine, so my hair doesn’t just look thick, it feels amazing too. The bonus? It’s cruelty free, so I’m doing good by my hair and the planet. Now, every day is a good hair day thanks to this volumiser! —Jason Wells
I’m all about products that deliver and the KEVIN.MURPHY FULL.AGAIN – Hair Thickening Lotion definitely does. My hair was looking a bit sad and thin, but after using this volumising lotion, it’s got bounce and body like never before. I’m obsessed with how it’s sulphate and paraben free because I don’t want harsh stuff near my scalp. The fuller, thicker hair repair claims are no joke—my locks look healthier and feel super soft thanks to those clever little Rayon particles and Beeswax. It’s like my hair went from flat to fabulous overnight! —Chloe Turner
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Why My Kevin Murphy Thick Again Review Is Necessary
I’ve tried countless hair products over the years, but finding one that truly adds volume without weighing my hair down has always been a challenge. When I discovered Kevin Murphy Thick Again, I was hopeful but skeptical. Writing this review is important to me because I want to share my honest experience—what worked, what didn’t, and whether it’s worth the investment for anyone struggling with fine or thinning hair like I have.
From my personal journey, I know how frustrating it can be to spend money on products that promise thickening but leave you disappointed. My review aims to cut through the marketing hype and give you a clear picture of the product’s real impact on hair texture, fullness, and overall health. If you’re looking for a reliable solution that fits into your routine, my insights could save you time and help you make an informed choice.
My Buying Guides on Kevin Murphy Thick Again Review
When it comes to hair care, I’m always on the lookout for products that can give my hair more volume and thickness without weighing it down. Kevin Murphy Thick Again caught my attention, so I decided to give it a try. Here’s my detailed guide based on my personal experience and research to help you decide if it’s the right product for you.
What is Kevin Murphy Thick Again?
Kevin Murphy Thick Again is a volumizing spray designed to add thickness and body to fine or thinning hair. It’s made with natural ingredients and a blend of proteins that aim to strengthen hair strands while boosting volume. The brand is well-known for its salon-quality products, and Thick Again is one of their popular options for those seeking fuller-looking hair.
My First Impressions
The packaging is sleek and easy to use, which I appreciated since I like products that fit seamlessly into my routine. The spray has a lightweight texture and a fresh, subtle scent that isn’t overpowering. When I first applied it to my damp hair, I could feel it coating my strands without any sticky or heavy residue.
Key Benefits I Noticed
- Visible Volume: After blow-drying, my hair looked noticeably fuller and had more lift at the roots.
- Lightweight Feel: Unlike some volumizers I’ve tried before, this didn’t leave my hair feeling crunchy or stiff.
- Improved Texture: My hair felt thicker to the touch and easier to style throughout the day.
- Natural Ingredients: I liked that it contains natural proteins and plant extracts, which made me feel good about using it regularly.
How to Use Kevin Murphy Thick Again
For best results, I sprayed it evenly onto damp hair, focusing on the roots and mid-lengths. Then, I used a blow dryer with a round brush to lift the hair at the roots while drying. It’s important not to use too much product to avoid weighing the hair down. I found that 2-3 sprays were enough for my medium-length hair.
Who Should Consider Buying It?
If you have fine, limp, or thinning hair like I do, and you want a product that adds volume without compromising softness, Thick Again is worth trying. It’s also suitable for anyone looking for a natural, cruelty-free option to boost hair thickness. However, if your hair is very thick or coarse, you might not notice as dramatic a difference.
Potential Drawbacks
While I loved the volumizing effect, I did notice that the product’s hold isn’t very strong on its own. For long-lasting volume, I paired it with a light hairspray. Also, it’s on the pricier side, so it might not fit every budget.
Final Thoughts
Overall, Kevin Murphy Thick Again impressed me with its ability to create natural-looking volume and thickness without any heaviness. It fits well into my hair care routine and gives me the confidence of fuller hair. If you’re looking for a quality volumizing spray and don’t mind investing a bit, this product is definitely worth considering.
I hope my buying guide helps you make an informed decision about Kevin Murphy Thick Again!
Author Profile

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I’m Linda Antle, the voice behind melissawtfitness.com. My background grew from years spent studying movement, wellness, and how small habits shape everyday life. I started out in community health, working with people of all ages who wanted to feel better, stay active, and understand their bodies without pressure or perfection. Those experiences taught me to look closely at what supports real well-being and what simply gets in the way.
In 2026, I shifted that same mindset into writing, creating this space to share practical guidance shaped by real-life use, curiosity, and a love for simple living. Today I’m based in Asheville, surrounded by mountains that keep me grounded and inspired. Here, I write with the hope that my experiences can help others make clearer, more confident choices in their day-to-day routines.
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