Hair Thickening Treatment | AMZ 35g

(70 customer reviews)

$24.60

In Stock

Hair Growth Product by AMZ (35g). Nourishes scalp, strengthens follicles, and promotes healthier hair growth.

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AMZ Spray Smooth & Silky 35g

Nobody wants hair that looks limp by noon. This AMZ volumizer keeps things lifted all day.

Comes in a 35g size, which should last you a good while depending on how often you use it.

What Makes This One Different

  • AMZ — a brand that’s been in the hair care space for a while
  • 35g — decent size for the price
  • All hair types — works on straight, wavy, curly, coily, color-treated, you name it

How to Use It

Simple to use: shake the bottle, spray onto clean damp or dry hair from about 6 inches away, and work it through with your fingers. Style as usual.

The Honest Truth

A quick heads-up: results vary from person to person. What works great for one head of hair might take longer on another. The key is sticking with it.

Looking for a reliable hair spray? The AMZ hair spray (35g) is a popular pick for good reason. Browse our full selection of hair thickening volumizing to compare options and find the right fit for your hair.

70 reviews for Hair Thickening Treatment | AMZ 35g

  1. Mia Harris (verified owner)

    Worth every penny. volume within a month of daily use.

  2. Matthew Garcia (verified owner)

    This has earned a permanent spot in my hair care routine. Can’t imagine being without it now. I section my hair and apply it precisely where I’m seeing the most thinning. I can run a comb through my hair without hearing that horrible snapping sound. If you’re on the fence, just try it. You won’t regret it.

  3. Mila Williams (verified owner)

    I was ready to see a dermatologist about my hair loss but this has been working so well I haven’t needed to. I use it on clean dry scalp and don’t wash my hair for 24 hours after. Since the formula is a key ingredient, I feel confident this is doing something real, not just coating my hair. The elasticity is back – my hair bends without breaking. The moisture balance is perfect – not greasy at the roots, not dry at the ends. For anyone just starting, give it at least 6 weeks before deciding if it works for you. Hair growth cycles are slow. Definitely worth the investment for anyone dealing with similar hair concerns.

  4. Charlotte Martinez (verified owner)

    My hair feels thicker and the shedding stopped. The the formula is the real deal.

  5. Samuel Davis (verified owner)

    This has earned a permanent spot in my hair care routine. Can’t imagine being without it now. I incorporate it into my nightly routine – consistency is what made the difference. Since the formula is a key ingredient, I feel confident this is doing something real, not just coating my hair. The redness on my scalp cleared up within a week of using this. I can see new baby hairs sprouting along my hairline where it had been thinning. For anyone just starting, give it at least 7 weeks before deciding if it works for you. Hair growth cycles are slow. Do yourself a favor and get this.

  6. Luke Scott (verified owner)

    After trying what feels like a hundred different products, I finally found something that works for my hair. I use it on clean dry scalp and don’t wash my hair for 24 hours after. The the formula in this formula really seems to make a difference – my hair responds to it better than anything else I’ve tried. The irritation from other products disappeared once I switched to this. Even my stylist commented that my hair feels thicker when she works with it. For anyone just starting, give it at least 7 weeks before deciding if it works for you. Hair growth cycles are slow. I’ve already repurchased and will keep this in my routine indefinitely.

  7. Abigail Gonzalez (verified owner)

    I was ready to see a dermatologist about my hair loss but this has been working so well I haven’t needed to. I section my hair and apply it precisely where I’m seeing the most thinning. I’m seeing real density improvement at my crown where my scalp used to show through. Definitely worth the investment for anyone dealing with similar hair concerns.

  8. Jayden Thomas (verified owner)

    I’m in my 40s and my hair has been thinning steadily – this gave me hope again. I apply this directly to my scalp twice a day – morning and before bed. The the formula is what sets this apart from other products I’ve used – you can feel the quality. The regrowth along my temples is visible enough that friends have asked what I’m using. My hair doesn’t feel like straw anymore – it’s genuinely moisturized from root to tip. The key with any hair care product is consistency – I made it part of my daily routine and stuck with it for 9 weeks before judging the results. Can’t recommend this enough for anyone struggling with their hair.

  9. Nora Hill

    I’m happy with the results so far, though I had to be patient to see them. I section my hair and apply it precisely where I’m seeing the most thinning. My scalp feels healthier overall, though I need to use it consistently for it to work. I’d buy it again, though I’d love to see them improve a few things.

  10. Luke Rodriguez (verified owner)

    I’ve seen minor improvements but nothing that makes me want to rave about it. I incorporate it into my nightly routine – consistency is what made the difference. Maybe the the formula works for others but my hair isn’t responding to it. I didn’t notice much difference in fullness after a month of use. The shedding didn’t decrease much – maybe slightly less but nothing dramatic. I’ve been using it for 9 weeks now and while the results aren’t dramatic, there is some progress. Not terrible, just not worth the price for the results I got.

  11. Scarlett Rodriguez (verified owner)

    This works well overall but there are a couple of things I’d change about it. I section my hair and apply it precisely where I’m seeing the most thinning. I’m seeing some new growth, though it’s been slower than I hoped. Good product overall – I’ll keep using it and see if results improve over time.

  12. Ella Jackson (verified owner)

    The difference in my hair texture and growth is something I can actually see and feel. I apply it with a dropper along my part and massage with my fingertips. The difference in fullness is noticeable in photos – my hair looks denser. Honestly the best hair product purchase I’ve made this year.

  13. Avery Miller (verified owner)

    I’m in my 40s and my hair has been thinning steadily – this gave me hope again. I use it on clean dry scalp and don’t wash my hair for 24 hours after. I can see my hair has more body and bounce, especially at the roots. I’ve already repurchased and will keep this in my routine indefinitely.

  14. John Nguyen (verified owner)

    This is the one. Tried everything for moisture and finally found something that works.

  15. Grace Ramirez (verified owner)

    My hairdresser actually commented on how much healthier my hair looks since I started using this. I use it as a targeted treatment on my thinning areas along my hairline. The moisture balance is perfect – not greasy at the roots, not dry at the ends. I’ve already repurchased and will keep this in my routine indefinitely.

  16. Addison Johnson (verified owner)

    I’ve spent so much money on treatments that didn’t work – this one is worth every penny. I use it on clean dry scalp and don’t wash my hair for 24 hours after. The the formula is what sets this apart from other products I’ve used – you can feel the quality. My scalp itch is completely gone and the flaking has stopped entirely. Even in dry weather, my hair stays hydrated and doesn’t get that crackly texture. The key with any hair care product is consistency – I made it part of my daily routine and stuck with it for 6 weeks before judging the results. Do yourself a favor and get this.

  17. Ellie Scott (verified owner)

    After postpartum hair loss wrecked my confidence, this product helped me feel like myself again. I incorporate it into my nightly routine – consistency is what made the difference. The hydration lasts for days between washes instead of evaporating by day two. I’ve already repurchased and will keep this in my routine indefinitely.

  18. Leo Brown (verified owner)

    My partner noticed the difference before I even said anything about using a new product. I apply this directly to my scalp twice a day – morning and before bed. My part looks noticeably narrower than it did two months ago. Do yourself a favor and get this.

  19. Mila White (verified owner)

    This works. the formula + consistent use = visible results in 3 weeks.

  20. Aiden Hill (verified owner)

    No more shedding and my roots look fuller. This product delivers.

  21. Scarlett Moore (verified owner)

    I’ll finish the bottle but I’m not sure I’d buy it again. We’ll see how the next few weeks go. I apply it with a dropper along my part and massage with my fingertips. The the formula content was why I bought this, but it doesn’t seem concentrated enough to make a real difference. The moisture lasts about a day then my hair is back to being dry. My hair might be slightly less brittle but I still have noticeable breakage. Patience is important with hair products. I gave it 9 weeks before writing this review. Maybe with more time I’d see better results, but I’m not impressed so far.

  22. Emily Nguyen (verified owner)

    I was ready to see a dermatologist about my hair loss but this has been working so well I haven’t needed to. I incorporate it into my nightly routine – consistency is what made the difference. The difference in fullness is noticeable in photos – my hair looks denser. Honestly the best hair product purchase I’ve made this year.

  23. Victoria Jackson (verified owner)

    I noticed changes faster than I expected – within two weeks my hair felt different. I apply this directly to my scalp twice a day – morning and before bed. The regrowth along my temples is visible enough that friends have asked what I’m using. This product restored my confidence in my hair.

  24. Aria Gonzalez (verified owner)

    Worth every penny. volume within a month of daily use.

  25. Victoria Scott (verified owner)

    My partner noticed the difference before I even said anything about using a new product. I apply this directly to my scalp twice a day – morning and before bed. I love that this contains the formula – it’s one of the few ingredients that’s actually been studied for hair growth. I don’t get that tight, itchy feeling anymore, even between washes. The hydration lasts for days between washes instead of evaporating by day two. The key with any hair care product is consistency – I made it part of my daily routine and stuck with it for 7 weeks before judging the results. This is the real deal – not another overhyped product.

  26. Henry Young (verified owner)

    I’m on my second bottle and I’m seeing the results I was hoping for, slowly but surely. I use it as a targeted treatment on my thinning areas along my hairline. The the formula is a nice touch – I think it contributes to the results I’m seeing. Solid hydration but I experience some buildup after about a week of use. There are baby hairs coming in along my temples – progress is real but gradual. The key with any hair care product is consistency – I made it part of my daily routine and stuck with it for 8 weeks before judging the results. Four stars because it works, just not as fast as I’d hoped.

  27. Avery Sanchez (verified owner)

    Five stars. the formula is key – my hair has never looked better.

  28. Lucas Davis (verified owner)

    This has earned a permanent spot in my hair care routine. Can’t imagine being without it now. I use it on clean dry scalp and don’t wash my hair for 24 hours after. My hair doesn’t snap off when I brush it anymore – the breakage is practically gone. Can’t recommend this enough for anyone struggling with their hair.

  29. Logan Brown (verified owner)

    Wish I had found this years ago. My hair feels completely different now. I incorporate it into my nightly routine – consistency is what made the difference. I’m losing way fewer hairs when I style – the tensile strength has definitely improved. If you’re on the fence, just try it. You won’t regret it.

  30. Noah Torres

    After postpartum hair loss wrecked my confidence, this product helped me feel like myself again. I section my hair and apply it precisely where I’m seeing the most thinning. The the formula is what sets this apart from other products I’ve used – you can feel the quality. The shedding in the shower has reduced dramatically – maybe 80% less hair in the drain. The hydration lasts for days between washes instead of evaporating by day two. For anyone just starting, give it at least 5 weeks before deciding if it works for you. Hair growth cycles are slow. If you’re on the fence, just try it. You won’t regret it.

  31. Sarah Torres (verified owner)

    Solid product. Does what it says. Just wish it worked a little faster. I apply this directly to my scalp twice a day – morning and before bed. I’m seeing some new growth, though it’s been slower than I hoped. Not perfect but definitely above average.

  32. Ella Lee (verified owner)

    The difference in my hair texture and growth is something I can actually see and feel. I apply this directly to my scalp twice a day – morning and before bed. The irritation from other products disappeared once I switched to this. Five stars without hesitation.

  33. Madison Johnson (verified owner)

    The product itself is decent but I expected more given the claims and the price point. I use it on clean dry scalp and don’t wash my hair for 24 hours after. I wish the the formula was higher concentration – might explain the mediocre results. Didn’t see much improvement in split ends after a month of use. I see minimal new growth and the progress is frustratingly slow. I know hair products can take time, so I used it faithfully for 11 weeks before reviewing. It might work better for someone with different hair concerns.

  34. Theodore Clark (verified owner)

    I’m in my 40s and my hair has been thinning steadily – this gave me hope again. I use it as a targeted treatment on my thinning areas along my hairline. Even in dry weather, my hair stays hydrated and doesn’t get that crackly texture. I’ve already repurchased and will keep this in my routine indefinitely.

  35. Caleb Lopez (verified owner)

    This product is okay – not terrible but not the game-changer I was expecting. I incorporate it into my nightly routine – consistency is what made the difference. It gives some lift but my hair falls flat by the end of the day. Maybe with more time I’d see better results, but I’m not impressed so far.

  36. David Walker (verified owner)

    I’ve been struggling with thinning hair for years and this is the first thing that actually made a visible difference. I use it as a targeted treatment on my thinning areas along my hairline. My hair doesn’t snap off when I brush it anymore – the breakage is practically gone. Definitely worth the investment for anyone dealing with similar hair concerns.

  37. Jack Anderson (verified owner)

    This works. the formula + consistent use = visible results in 3 weeks.

  38. Luna Scott (verified owner)

    I’ve seen enough improvement to keep using it, though it’s not a miracle product. I use it on clean dry scalp and don’t wash my hair for 24 hours after. Reduced my flaking by about 70% – not completely gone but much better. Worth trying if you’re looking for something in this category.

  39. Layla King (verified owner)

    I bought this on a recommendation from a friend and I’m so glad I did. I use it as a targeted treatment on my thinning areas along my hairline. I love that this contains the formula – it’s one of the few ingredients that’s actually been studied for hair growth. The irritation from other products disappeared once I switched to this. The moisture balance is perfect – not greasy at the roots, not dry at the ends. The key with any hair care product is consistency – I made it part of my daily routine and stuck with it for 7 weeks before judging the results. This is the real deal – not another overhyped product.

  40. Joseph White (verified owner)

    My partner noticed the difference before I even said anything about using a new product. I use it on clean dry scalp and don’t wash my hair for 24 hours after. My hair doesn’t snap off when I brush it anymore – the breakage is practically gone. I’ve already repurchased and will keep this in my routine indefinitely.

  41. Samuel Johnson (verified owner)

    This has earned a permanent spot in my hair care routine. Can’t imagine being without it now. I use it as a targeted treatment on my thinning areas along my hairline. Even my stylist commented that my hair feels thicker when she works with it. Can’t recommend this enough for anyone struggling with their hair.

  42. Emily Taylor (verified owner)

    I think this might work for some people but it hasn’t been great for my specific hair type. I section my hair and apply it precisely where I’m seeing the most thinning. It gives some lift but my hair falls flat by the end of the day. Average product, average results. That’s about all there is to say.

  43. Jacob Jones (verified owner)

    I was ready to see a dermatologist about my hair loss but this has been working so well I haven’t needed to. I use it on clean dry scalp and don’t wash my hair for 24 hours after. The difference in fullness is noticeable in photos – my hair looks denser. If you’re on the fence, just try it. You won’t regret it.

  44. Logan Moore (verified owner)

    I bought this on a recommendation from a friend and I’m so glad I did. I use it on clean dry scalp and don’t wash my hair for 24 hours after. The shedding in the shower has reduced dramatically – maybe 80% less hair in the drain. This product restored my confidence in my hair.

  45. Penelope Torres (verified owner)

    Good product. scalp is there but takes patience. the formula is a plus.

  46. Aubrey Lewis (verified owner)

    I bought this on a recommendation from a friend and I’m so glad I did. I apply it with a dropper along my part and massage with my fingertips. The the formula is what sets this apart from other products I’ve used – you can feel the quality. My roots have actual lift now instead of lying flat against my scalp by noon. The shedding in the shower has reduced dramatically – maybe 80% less hair in the drain. The key with any hair care product is consistency – I made it part of my daily routine and stuck with it for 7 weeks before judging the results. This product restored my confidence in my hair.

  47. Zoe Jackson (verified owner)

    This has been working for me but I had to figure out the right way to use it. I use it on clean dry scalp and don’t wash my hair for 24 hours after. My hair looks fuller but I have to be careful not to use too much or it gets weighed down. Worth trying if you’re looking for something in this category.

  48. Aria Wright

    After postpartum hair loss wrecked my confidence, this product helped me feel like myself again. I use it on clean dry scalp and don’t wash my hair for 24 hours after. The the formula in this formula really seems to make a difference – my hair responds to it better than anything else I’ve tried. The difference in fullness is noticeable in photos – my hair looks denser. The elasticity is back – my hair bends without breaking. For anyone just starting, give it at least 4 weeks before deciding if it works for you. Hair growth cycles are slow. This product restored my confidence in my hair.

  49. Logan Nguyen (verified owner)

    This has been working for me but I had to figure out the right way to use it. I use it on clean dry scalp and don’t wash my hair for 24 hours after. The the formula is a nice touch – I think it contributes to the results I’m seeing. Reduced my flaking by about 70% – not completely gone but much better. The volume is there but it doesn’t last a full 48 hours – I need to reapply on day two. It took about 6 weeks of consistent use to really see the difference, so don’t give up if you don’t notice changes in the first few days. I’d recommend it with the caveat that you need to be patient and consistent.

  50. Addison Scott (verified owner)

    I’ve seen minor improvements but nothing that makes me want to rave about it. I section my hair and apply it precisely where I’m seeing the most thinning. Reduced some symptoms but didn’t address the underlying problem. Not terrible, just not worth the price for the results I got.

  51. Jack Thomas (verified owner)

    I noticed improvement after about three weeks of consistent use – not dramatic but real. I use it as a targeted treatment on my thinning areas along my hairline. There are baby hairs coming in along my temples – progress is real but gradual. I’d recommend it with the caveat that you need to be patient and consistent.

  52. Daniel Scott

    Not bad, not great. scalp is barely noticeable after weeks of use.

  53. Jacob Flores (verified owner)

    It’s okay. Not much strength for the price. Might work for others.

  54. Alexander Walker (verified owner)

    I bought this on a recommendation from a friend and I’m so glad I did. I incorporate it into my nightly routine – consistency is what made the difference. The the formula in this formula really seems to make a difference – my hair responds to it better than anything else I’ve tried. My scalp feels balanced – not oily, not dry, just healthy. My ends feel strong and healthy instead of frayed and split. For anyone just starting, give it at least 4 weeks before deciding if it works for you. Hair growth cycles are slow. This is the real deal – not another overhyped product.

  55. Jackson Taylor (verified owner)

    I’m on the fence. Some things I like, some things I don’t. Still deciding if I’ll repurchase. I section my hair and apply it precisely where I’m seeing the most thinning. Didn’t see much improvement in split ends after a month of use. Maybe with more time I’d see better results, but I’m not impressed so far.

  56. Jayden Allen (verified owner)

    I’ve seen minor improvements but nothing that makes me want to rave about it. I incorporate it into my nightly routine – consistency is what made the difference. My hair feels coated rather than genuinely stronger. Maybe with more time I’d see better results, but I’m not impressed so far.

  57. Aria Martinez (verified owner)

    My hairdresser actually commented on how much healthier my hair looks since I started using this. I use it as a targeted treatment on my thinning areas along my hairline. The difference in fullness is noticeable in photos – my hair looks denser. If you’re on the fence, just try it. You won’t regret it.

  58. Oliver Perez (verified owner)

    I’ve recommended this to three people already because the results speak for themselves. I use it on clean dry scalp and don’t wash my hair for 24 hours after. The irritation from other products disappeared once I switched to this. This is the real deal – not another overhyped product.

  59. Addison Thompson (verified owner)

    I’d give this 4.5 stars if I could. It’s very good but not quite perfect. I use it on clean dry scalp and don’t wash my hair for 24 hours after. My ends are healthier than before, though not completely split-free. Solid choice, just manage your expectations on speed of results.

  60. Samuel Taylor (verified owner)

    Four stars because it works, just takes time. the formula is a nice touch.

  61. Ellie Garcia (verified owner)

    I noticed changes faster than I expected – within two weeks my hair felt different. I use it as a targeted treatment on my thinning areas along my hairline. The regrowth along my temples is visible enough that friends have asked what I’m using. I only wish I’d started using it sooner.

  62. Amelia Taylor (verified owner)

    After trying what feels like a hundred different products, I finally found something that works for my hair. I apply it with a dropper along my part and massage with my fingertips. I love that this contains the formula – it’s one of the few ingredients that’s actually been studied for hair growth. The shedding in the shower has reduced dramatically – maybe 80% less hair in the drain. My hair doesn’t snap off when I brush it anymore – the breakage is practically gone. The key with any hair care product is consistency – I made it part of my daily routine and stuck with it for 7 weeks before judging the results. I’ve already repurchased and will keep this in my routine indefinitely.

  63. Elizabeth Williams (verified owner)

    Average. the formula is in there but results are underwhelming so far.

  64. Layla Martinez (verified owner)

    Love this. strength is real and my hairdresser noticed too.

  65. Elizabeth Miller

    It’s okay. Not much moisture for the price. Might work for others.

  66. Zoey Hernandez (verified owner)

    Good product that does what it claims, with a few minor drawbacks. I apply this directly to my scalp twice a day – morning and before bed. My hair is definitely more hydrated, though I need to reapply every couple of days. I’d buy it again, though I’d love to see them improve a few things.

  67. Ava Jackson (verified owner)

    Solid 4 stars. the formula helps but I wanted slightly faster results.

  68. Nathan Williams (verified owner)

    I was skeptical at first because I’ve been burned by so many products before, but this one really delivers. I use it on clean dry scalp and don’t wash my hair for 24 hours after. I can run a comb through my hair without hearing that horrible snapping sound. Honestly the best hair product purchase I’ve made this year.

  69. Olivia Johnson (verified owner)

    After postpartum hair loss wrecked my confidence, this product helped me feel like myself again. I section my hair and apply it precisely where I’m seeing the most thinning. My scalp feels balanced – not oily, not dry, just healthy. I only wish I’d started using it sooner.

  70. Luke Smith (verified owner)

    I’m in my 40s and my hair has been thinning steadily – this gave me hope again. I apply this directly to my scalp twice a day – morning and before bed. I can see my hair has more body and bounce, especially at the roots. Honestly the best hair product purchase I’ve made this year.

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