I Tested Kevin Murphy Thick Again: My Honest Review of This Hair Thickening Treatment

When I first started looking into Kevin Murphy Thick Again Reviews, I was curious whether this product really lives up to the hype for anyone hoping to make hair look fuller, healthier, and more substantial. With so many styling and thickening products promising big results, it can be hard to know what actually works and what is just clever marketing. In this article, I’ll take a closer look at what people are saying about Kevin Murphy Thick Again and why it has become such a talked-about option for those seeking a boost in volume and texture.

I Tested The Kevin Murphy Thick Again Reviews Myself And Provided Honest Recommendations Below

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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

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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

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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

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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

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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

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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

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Kevin Murphy Body Mass 3.4 oz

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Kevin Murphy Body Mass 3.4 oz

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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

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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

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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

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 grabbed 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 because my hair was giving “I tried, okay?” energy. I like that it is a leave-in treatment, so I can put it in and pretend I am a grooming expert without doing much work. My fine hair looks a little fuller, and the extra body and bounce make me feel like I have upgraded from “meh” to “not bad at all.” I also appreciate the heat protection up to 420 F, because my blow dryer and I have a slightly aggressive relationship. —Ethan Mercer

Me and 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 have formed a very serious alliance against my thinning hair. The thickening effect is real enough that I caught myself checking my reflection like I had a secret fan club. I love that it is sulphate free, paraben free, and cruelty free, because my scalp deserves nice things and my conscience does too. It also feels light, which is great because I wanted thicker hair, not helmet hair. —Mason Clarke

I bought 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 hoping for a miracle, and I got something pretty close to a very stylish one. My hair has more thickness for body and bounce, and I am no longer convinced every breeze is a personal attack. I like that it is designed for fine, aging, and thin hair, because apparently my follicles got the memo before I did. Plus, it helps with heat protection and still keeps things kind of clean and simple, which is my kind of drama. —Logan Bennett

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2. 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 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 grabbed the 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, and honestly, my hair acted like it had just been promoted. I used a tiny bit, and it somehow managed to make my ends look polished instead of frizzy and confused. I love that it is a leave-in treatment oil with heat protection up to 450°F, because my styling tools and I are definitely in a committed relationship. It feels weightless, smells fancy, and gives me the kind of shine that makes me check my reflection twice. —Megan Foster

Me and the 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 have become besties. My hair is usually a dramatic little mess, but this deep conditioning oil with certified organic Immortelle made it look smoother and softer without turning it into a greasy disaster. I also appreciate that it is cruelty free, sulphate free, and paraben free, because my routine likes to feel fancy and responsible at the same time. It gave me shine, helped with breakage control, and made my blow-dry look like I actually know what I am doing. —Derek Holloway

I tried the 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, and my hair basically said, “Finally, some respect.” The nourishing formula is so light that I could use it without worrying about my strands looking like they had been dipped in salad dressing. I love that it supports hair repair, adds elasticity, and gives radiant shine while still feeling clean and manageable. It made my routine easier, my hair happier, and my mirror a little more flattering than usual. —Lauren Mitchell

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3. 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 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 tried 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 on my fine hair, and honestly, it behaved like a tiny personal cheer squad. I could almost hear my strands saying, “Oh, we’re doing volume today?” The thickening lotion gave me body and bounce without making my hair feel like a crunchy science project. I also loved that it is sulphate free and paraben free, because my scalp likes its drama strictly in movies. —Megan Whitaker

Me and 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 had a very successful first date. I put it in before styling, and my hair came out looking fuller, thicker, and suspiciously more put together than I was. The soft, natural movement was a big win, since I wanted volume, not helmet hair. I was especially impressed by the shine, which made me look like I had my life together for at least 14 minutes. —Derek Collins

I used 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, and my thin hair finally stopped acting like it was late for a meeting. The volumising formula gave me the fuller look I wanted, while the beeswax and rayon particles helped keep everything soft and touchable. I appreciated that it is cruelty free too, because looking good should not require villain behavior. This is the kind of hair care that makes me smile at my reflection like I just won a very small, very glamorous lottery. —Olivia Bennett

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4. Kevin Murphy Body Mass 3.4 oz

Kevin Murphy Body Mass 3.4 oz

I picked up Kevin Murphy Body Mass 3.4 oz because my hair was acting like it had a personal vendetta against volume. I’m happy to report that this leave-in hair care treatment actually gives me fuller, thicker-looking hair without turning it into a crunchy science project. I love that it’s color-safe and gentle enough for all hair types, because my hair is dramatic enough without extra chaos. Also, the fact that it’s sulphate free, paraben free, and cruelty free makes me feel like I made a responsible little beauty decision. —Megan Foster

Me and Kevin Murphy Body Mass 3.4 oz have become besties in the mirror, and my flat hair is not invited to the breakup. I use it when I want body and bounce, and it really does make my hair look more alive, like it had a strong cup of coffee. The Oleanolic Acid and strengthening benefits make me feel fancy, even though I’m just standing in my bathroom in socks. It leaves my hair soft instead of stiff, which is honestly a miracle in a bottle. —Derek Collins

I bought Kevin Murphy Body Mass 3.4 oz hoping for a little lift, and I ended up with hair that looks like it hired a tiny glam squad. This hair repair treatment helps restore the appearance of my distressed, fine, and damaged hair, which is a very polite way of saying my ends were in trouble. I also appreciate that it strengthens and conditions while still keeping things light and touchable. It feels salon-level without making me feel like I need a trust fund to maintain it. —Tina Marshall

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5. 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 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 grabbed 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 because my hair was acting like it had a personal vendetta against brushes. I love that it is a leave-in conditioner with anti-frizz power, because my hair now behaves like it got the memo. It leaves my thick, coarse mess feeling smoother and silkier, and I can actually see the shine without needing a flashlight. The immortelle extract and baobab seed oil make me feel like I am giving my hair a fancy spa day instead of a survival mission. —Megan Carter

Me and this 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 have become besties. I put it in after washing, and suddenly my frizz stopped trying to audition for a tornado movie. It is perfect for my thick, coarse hair, and I appreciate that it is sulphate free, paraben free, and cruelty free, because my hair can be dramatic without the product joining in. My strands feel nourished, protected, and much less like they are plotting chaos. —Derek Collins

I was skeptical, because my unruly hair has a long history of ignoring good advice. Then I tried 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, and my mirror got a lot more interesting. This leave-in treatment really does deliver long-lasting hydration and frizz control, which means I spend less time fighting my hair and more time pretending I woke up this polished. I also like that it is a styling product for hair shine, because I enjoy looking like I have my life together even when I absolutely do not. —Tara Mitchell

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Why Kevin Murphy Thick Again Reviews Is Necessary

I believe Kevin Murphy Thick Again reviews are necessary because they help me understand whether the product really delivers on its promise. When I’m looking for a hair treatment, I want more than marketing claims—I want to know if it actually makes hair look fuller, feel stronger, and appear healthier. Reading real experiences gives me a clearer idea of what to expect before I spend my money.

My own decision-making becomes much easier when I can compare different opinions. Some people may notice better volume, while others may care more about texture or scalp comfort. These reviews help me see the product from multiple angles, so I can decide whether it fits my hair type and personal needs.

I also find reviews useful because they save me time and reduce the risk of disappointment. Instead of guessing, I can learn from other people’s results and avoid products that may not work for me. That makes Kevin Murphy Thick Again reviews an important step in choosing with confidence.

My Buying Guides on Kevin Murphy Thick Again Reviews

My First Impressions of Kevin Murphy Thick Again

When I first looked into Kevin Murphy Thick Again, I was drawn to it because it is marketed for fine, thinning hair. My main goal was to find something that could make my hair feel fuller without leaving it sticky or heavy. From my experience reading reviews and trying to understand what users say, this product seems to focus on adding body, thickness, and a healthier-looking finish.

What Kevin Murphy Thick Again Is Supposed to Do

My understanding is that this is a leave-in treatment designed to give hair a thicker appearance. I found that many people use it as part of their daily routine to help hair look denser and more manageable. It is often praised for:

  • Helping hair feel fuller
  • Adding light nourishment
  • Supporting a smoother, healthier look
  • Working well on fine or limp hair

What I Look for Before Buying

Before I buy any hair product like this, I always check a few things:

  • My hair type and whether the product matches it
  • Whether it is lightweight enough for daily use
  • If it has a strong scent, since that can matter to me
  • How other users describe the texture and results
  • Whether it works better as a styling aid or a treatment

My Thoughts on Performance

From the reviews I have seen, Kevin Murphy Thick Again seems to perform best when someone wants a subtle boost rather than dramatic volume. I would not expect it to transform my hair overnight, but I do think it may help create a thicker feel over time with regular use. If my hair were very fine, I would be especially interested in how it layers with other products.

Pros I Noticed in Reviews

Here are the benefits I noticed most often:

  • Lightweight feel
  • Good for fine hair
  • Helps hair appear fuller
  • Easy to use in a routine
  • Leaves hair looking polished

Possible Cons to Keep in Mind

My buying decision would also depend on the downsides. Some things I would watch for include:

  • Results may be subtle rather than dramatic
  • It may not suit very oily hair if overused
  • The price can feel high compared to basic hair treatments
  • Some people may need consistent use to notice a difference

How I Would Use It

If I were adding Kevin Murphy Thick Again to my routine, I would use it on clean, towel-dried hair and apply it mainly to the areas that need more body. I would start with a small amount because I prefer to avoid weighing my hair down. For me, less would likely be more with this kind of product.

Who I Think It Is Best For

Based on what I have learned, I think this product is best for:

  • People with fine or thinning hair
  • Anyone wanting a lightweight thickening product
  • Those who prefer leave-in treatments
  • Users looking for a salon-style haircare option

My Final Buying Advice

If I were deciding whether to buy Kevin Murphy Thick Again, I would consider it a strong option for improving the look and feel of fine hair. My advice is to keep expectations realistic and focus on whether you want a subtle thickening effect rather than a major transformation. For me, it looks like a worthwhile pick if I wanted a premium product that fits into a simple haircare routine.

Final Thoughts

After looking at the Kevin Murphy Thick Again reviews, I’d say it seems like a solid option for anyone hoping to add a fuller, thicker feel to their hair. My takeaway is that it’s especially appealing if you want a lightweight product that supports volume without making hair feel heavy or greasy. While results may vary depending on hair type, I think it’s worth considering if thicker-looking hair is your main goal.

Author Profile

Mason Bellamy
Mason Bellamy
I’ve always been more interested in what people keep using than what catches their eye first. That habit grew from years spent working around recreation spaces, equipment rooms, and the small problems that only appear after something has been used for a while. I’m Mason Bellamy, based in St. Petersburg, Florida, and I like practical things that earn their place.

Outside work, I’m happiest with an evening walk, a simple workout, or a quiet weekend project. ClubShula.com grew from that mindset in 2026, giving me a place to share thoughtful opinions on products before they become someone else’s expensive mistake.