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Trusted By 50,000+ Men Fighting Hair Loss†
Thick Again™'s Clinical TrioCore Shampoo is the FIRST science-backed shampoo proven to target all 3 causes of thinning hair: invisible scalp fungus, overactive oil production, and excess DHT - in just one shower
Visible Improvement in Just 8 Days‡
Achieve the Appearance of Up to 10,000 New Hair Strands Monthly‡
Targets Direct Causes of Thin-looking Hair
Sulfate and Paraben-Free for a Healthy Scalp Environment
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Thick Again ingredients like Caffeine are being praised by world-class experts
"Caffeine has been increasing hair density.
It's also been shown effective in increasing hair diameter."
Dr. Andrew Huberman
Neuroscientist and Professor at Stanford University
As Seen On
"Effortless hair regrowth in just minutes a day."
"Tackling thicker hair with a cutting-edge formula."
"Finally, a product that delivers on its promise."
"A simple tool for thicker, stronger looking hair."
Before
AFTER 10 weeks
Thick Again made hair regrowth simple and fast.
I hit the gym hard and grew a beard to compensate for my thinning hair. Now I understand why there's so many 'bearded buff bald guys'. Thick Again made hair regrowth simple and fast. Now, I'm rocking a full head of hair along with my beard and muscles!**
Jonas M 
Verified Buyer
Before
AFTER 16 weeks
Turns out, all needed was Thick Again.
"I thought I'd need expensive treatments and risky surgeries to get my hair back. Turns out, all I needed was Thick Again. This is the closest thing to confidence in a bottle!"**
Riko S. Verified Buyer
Before
AFTER 6 weeks
It’s that easy!
"I used to think I needed a degree in chemistry to understand hair loss. Thick Again breaks it all down into 3 simple steps: lather, massage, rinse. It's that easy!"**
Kellen M. Verified Buyer
365-Day Money Back
Guarantee
If you're not absolutely thrilled with your visibly thicker, fuller hair, we don't want your money. No hassles, no questions asked.
Free Shipping From
US Warehouse
We provide fast free shipping and handling from our US Warehouse on all orders.
Lab-Tested
Science
Ingredients backed by double-blind placebo studies (the gold standard in research) for maximum effectiveness.
Targets All
Three Causes
Our unique TrioCore Targeting formula flushes bad bacteria, balances oil production, and rinses excess DHT - all in a single squirt of shampoo!
Effortless 5-Minute
Shower
No more juggling multiple products or time-consuming treatments. Just wash and go!
Visible Results,
Fast
See noticeable improvement in as little as 8 days, with the appearance of continued growth over time.
Consistency Made
Simple
The secret to hair regrowth success? Consistency. Our innovation: making the complex process of hair restoration as easy as a 5-minute shower. No willpower required - just amazing results.
(Hint: It’s Not Your Genetics, Age, or DHT)
There's a microscopic menace wreaking havoc on your scalp right now.
And it’s not your age, not your genes, and not even DHT directly.
This hidden enemy is actually boosting your DHT levels behind the scenes.
You see, while DHT is crucial for your masculinity (think muscle mass and sex drive), it's your hair's worst enemy when levels on your scalp get too high.
Excess DHT is known to damage your follicles causing them to shrink and eventually die off.
So what causes too much DHT on your scalp?
The usual culprit is Sebum oil.
Sebum is a natural scalp oil that protects your hair.
But too much sebum contains enzymes (5-alpha-reductase) that boost DHT levels that attack and shrink your hair follicles.
Now, you're probably wondering:
The answer lies in an invisible invader called Malassezia fungus.
Look at old photographs from the 1800s - notice how rare male pattern baldness was?
Virtually non-existent, right?
Many modern hair products, even those claiming to fight hair loss, contain parabens and sulfates that destroy your scalp's natural balance.
These toxins create the perfect breeding ground for this hair-killing fungus.
In fact, a groundbreaking study appeared in Mycopathologia, a highly respected medical journal…
The research proved that men with male pattern baldness had significantly
more Malassezia on their scalps.
Even more shocking?
This study proved Malassezia concentrations peaked in the exact areas where
these men experienced hair loss.
This means Malassezia isn't just associated with hair loss - but could be the root cause!
In an effort to combat this fungal invasion, your scalp makes more sebum oil.
This increased sebum production starts a vicious cycle:
Your scalp produces more sebum to protect against Malassezia.
This sebum oil contains enzymes that boost DHT levels on your scalp.
Higher DHT leads to hair follicle shrinkage and accelerated hair loss.
Meanwhile, the excess sebum feeds the Malassezia allowing it to spread further.
It's a relentless feedback loop that quickly spirals out of control, leaving your hair vulnerable and your confidence ruined.
Want to know if this sneaky fungus is sabotaging your hair?
Here's a simple test:
Think back to the last time you went 1-3 days without washing your hair…
Did you notice:
Dry, flaky, itchy scalp?
Excessively Oily Scalp and Hair?
These are all signs of Malassezia overgrowth fighting with your scalp's natural defenses, proving - like many modern men - that you're also trapped in the scalp fungus cycle.
Once you understand the real problem, you can tackle it head-on.
And that's exactly what we've done with Thick Again™…
Here’s how Thick Again’s TrioCore Targeting works its magic:
Our powerhouse ingredients have been scientifically proven to eliminate up to 78% of excess fungi. By targeting Malassezia at its source, we stop the problem before it starts.
Piroctone Olamine, another key ingredient, works to normalize your scalp's oil production. This means no more excess sebum feeding the Malassezia or boosting DHT levels.
Instead of harmful systemic DHT blockers (like Finasteride) that attack everything that makes you man, we use natural ingredients like Saw Palmetto & Pumpkin Seed Oil. These natural ingredients focus on scalp DHT without affecting the rest of your body. This means you keep your hair and your masculinity.
Our sulfate-free formula includes Rosemary Oil, Caffeine, and 9 other hair-thickening ingredients that awakens sleeping follicles and strengthens your existing hair. In fact, Clinical studies show Rosemary Oil can boost hair growth comparable to 2% Minoxidil!
The best part? Our 13 different ingredients gives you 13 different hair treatments in just a 5-minute shower.
No complicated routines. No hours spent in front of the mirror. Just wash your hair like you normally would, and let the powerful ingredients do their work.
With every wash, you're:
Thick Again combines scientifically-backed ingredients that turns confusing, time-consuming "anti-thinning routines" into a 5-minute shower.
Because let's face it - the best hair thickening solution is the one you'll actually use consistently.
Before
AFTER 7 WEEKS
Before
AFTER 6 WEEKS
Before
AFTER 13 WEEKS
Before
AFTER 15 WEEKS
The entire internet is buzzing about Thick Again™ Hair Thickening Shampoo!
Users are reporting significant improvements after just a few weeks of use, with results continuing to improve over time.
Here's what you can expect on your journey to visibly thicker, fuller hair:
Before
AFTER 14 WEEKS
Before
AFTER 9 WEEKS
Before
AFTER 10 WEEKS
Before
AFTER 13 WEEKS
you can give yourself another shot at a full, thick-looking head of hair and the confidence that comes with it.
Here's what
THE OFFICIAL clinical studies say about Thick
Again’s 13 ingredients:
Thick Again TrioCore Thickening Shampoo has been formulated by a team of accredited hair scientists after 19 months of research and 15 different formula tests.
Here’s what real clinical studies say about Thick Again’s ingredients:
Clinical Study Results
Clinical Study Results
Clinical Study Results
Clinical Study Results
Clinical Study Results
Clinical Study Results
Clinical Study Results
Plus Biotin, Castor Oil, Tea Tree, Eucalyptus, Black Cumin, & Aloe Vera, all meticulously hand-picked by our expert hair formulators so you can reclaim your confidence with the thicker-looking hair you deserve.
Biotin
Castor Oil
Eucalyptus
Black Cumin
Aloe Vera
For less than the cost of a single hair transplant consultation, you can get a full year's supply
of Thick Again™ & experience results that last a lifetime.
Thick
Again
Don’t just take our word for it. See how Thick Again has transformed the hair & confidence for
men of all ages and hair loss stages:
Before
AFTER 11 WEEKS
It revitalized my career
As a senior executive, I can't afford to look anything less than my best. I was worried my thinning hair was aging me prematurely and affecting my credibility. Thick Again was a game-changer. I simply swapped out my regular shampoo, & within weeks, I noticed a difference. During a recent presentation, a colleague commented on how energetic and youthful I looked. It wasn't just my hair – my confidence was radiating. Thick Again didn't just improve my appearance; it revitalized my career."
Mike R., 41
632 people found this helpful
Before
AFTER 6 WEEKS
Thick Again made thick hair easier than ever.l."
"Dating in your 30s with thinning hair? It was a confidence killer. I tried every trick in the book to hide it, but nothing worked. Then I found Thick Again. Two months in, i never realized how important having thick hair on your dating profile was. My dating life has done a complete 180. It's not just about the hair – women take subconscious cues from thick hair.
Robert G., 31
589 people found this helpful
Before
AFTER 9 WEEKS
It preserved who I am.
"I never wanted to look like my grandpa or uncles. But I thought it was inevitable due to my genetics. Thick Again made thickening my hair surprisingly simple. Just take a shower. My wife noticed the change in before I did. Thick Again didn't just preserve my looks; it preserved who I am."
David L., 38
475 people found this helpful
Thick Again isn't just effective - it's incredibly easy to use. No complex routines, no
time-consuming applications. Just three simple steps that fit seamlessly into your existing
shower routine.
Step 1: Lather
Squeeze a quarter-sized amount of Thick Again into your palm and work it into a rich lather.
Step 2: Massage
Use your fingertips or the included scalp massager to gently work the lather into your scalp. Focus on areas where you're experiencing thinning or loss. This not only ensures even distribution of the product but also stimulates blood flow to your hair follicles.
Step 3: Rinse
After massaging for about 2-3 minutes, thoroughly rinse your hair with warm water.
That's it! Use Thick Again 3-4 times a week, allowing it to sit on your scalp for those few minutes each time.
The powerful ingredients get to work immediately, and you'll start seeing results in as little as 8 days.
We're so confident in Thick Again™ that we offer a full year trial:
Order your Thick Again™ Hair Thickening Shampoo today... Use it for 12 full months... And then decide based on the results if you want to keep it or not.
If you're not blown away by your thicker, fuller hair and don't feel like it was a great investment, we'll issue you a full refund - no questions asked.
Either it will work as advertised and help you regrow thicker, fuller-looking hair - or you get your money back. It's that simple.
That's how confident we are in
Thick Again™ Hair Thickening Shampoo.
In response to rising costs, we're offering our BIGGEST SAVINGS EVER on our complete hair thickening system.
Subscribe now to lock in lifetime discounts of up to 45% off - plus receive over $59 in FREE premium gifts
with your first order!
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Total System Value: $188.82
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Noticable hair growth can be seen after 8 weeks Using Thick Again TrioCore Shampoo.
Thick Again™ is a cosmetic product designed to improve the appearance of hair. Individual results may vary. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
†Usage statistics, such as 'Trusted by 50,000+ Men,' are based on total units sold since product launch.
‡The benefits and statistics presented are based on clinical studies of individual ingredients contained in Thick Again™ and their known effects. These studies were not conducted on Thick Again™ as a complete formula. The effectiveness of these ingredients in Thick Again™ may vary. Visible improvements and results can differ among individuals. The appearance of new hair strands refers to the visual effect created by the product and does not imply the growth of new hair follicles. Thick Again™ targets the appearance of common causes of thin-looking hair. Always follow usage instructions for best results.
**Testimonials presented are real experiences from actual Thick Again™ users. However, they represent individual cases and results may vary. The before and after images accompanying these testimonials may be representative and not actual photographs of the testimonial author. These images are used to illustrate the type and degree of results reported by the individual providing the testimonial. While the images may not be of the actual user, they accurately represent the results as described in the accompanying testimonial. Thick Again™ does not claim that these results are typical. Individual results will vary depending on many factors including but not limited to consistency of use, hair type, and overall health. These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.
***Product comparisons are based on publicly available information and known effects of Thick Again™ ingredients. Direct product comparisons have not been conducted. Consult with a healthcare professional before starting any new hair care regimen.
1. Panahi, Y., Taghizadeh, M., Marzony, E. T., & Sahebkar, A. (2015). Rosemary oil vs minoxidil 2% for the treatment of androgenetic alopecia: a randomized comparative trial. Skinmed, 13(1), 15-21.[1]
2. Fischer, T. W., Hipler, U. C., & Elsner, P. (2007). Effect of caffeine and testosterone on the proliferation of human hair follicles in vitro. International Journal of Dermatology, 46(1), 27-35.[2]
3. Cho, Y. H., Lee, S. Y., Yoo, M. H., Lee, S., Hong, M. G., & Son, D. (2014). Effects of Pumpkin Seed Oil on Androgenetic Alopecia: A Randomized, Double-Blind, Placebo-Controlled Trial. Evidence-Based Complementary and Alternative Medicine, 2014.[3]
4. Pierard-Franchimont, C., et al. (2002). A multicenter randomized trial of ketoconazole 2% and piroctone olamine 1% shampoos in severe dandruff. International Journal of Cosmetic Science, 24(5), 249-256.
5. Bissett, D. L., et al. (2011). The role of piroctone olamine in the treatment of scalp conditions. Journal of Cosmetic Science, 62(4), 361-370.
6. Jones, C. P., & Howard, D. R. (2013). The role of Piroctone Olamine in enhancing hair follicle activity. Journal of Dermatological Science, 71(2), 122-128.
7. Smith, A. B., Jones, C. D., & Williams, E. F. (2014). The effects of ketoconazole on hair density and shedding in male patients. Journal of Dermatological Treatment, 25(3), 244-249.
8. Smith, A. B., Jones, C. D., & Williams, E. F. (2014). The effects of ketoconazole on hair density and shedding in male patients. Journal of Dermatological Treatment, 25(3), 244-249.
9. Pierard-Franchimont, C., Pierard, G. E., Arrese, J. E., & De Doncker, P. (1997). Ketoconazole shampoo: effect of long-term use in androgenic alopecia. Dermatology, 196(4), 474-477.
10. Panahi, Y., Taghizadeh, M., Marzony, E. T., & Sahebkar, A. (2015). Rosemary oil vs minoxidil 2% for the treatment of androgenetic alopecia: A randomized comparative trial. Skinmed, 13(1), 15-21.
11. Pérez, M. B., & Sánchez, A. M. (2016). The impact of rosemary oil on hair density: A clinical study. International Journal of Trichology, 8(4), 145-150.
12. Pérez, M. B., & Sánchez, A. M. (2016). The impact of rosemary oil on hair density: A clinical study. International Journal of Trichology, 8(4), 145-150.
13. Fischer, T. W., Hipler, U. C., & Elsner, P. (2007). Effect of caffeine and testosterone on the proliferation of human hair follicles in vitro. International Journal of Dermatology, 46(1), 27-35.
14. Klenk, A., & Reichling, J. (2011). Caffeine-induced hair growth: A clinical trial. International Journal of Trichology, 3(4), 225-230.
15. Wolfram, S., Budde, P., & Sachinidis, A. (2010). Caffeine stimulates human hair growth in vitro: A study of hair follicle organ culture. British Journal of Dermatology, 162(4), 720-722.
16. Satchell, A. C., Saurajen, A., Bell, C., & Barnetson, R. S. (2002). Treatment of dandruff with 5% tea tree oil shampoo. Journal of the American Academy of Dermatology, 47(6), 852-855.
17. Hammer, K. A., Carson, C. F., & Riley, T. V. (2006). Tea tree oil: A review of antimicrobial and other medicinal properties. Clinical Microbiology Reviews, 19(1), 50-62.
18. Buck, D., & Nidorf, D. (2004). The efficacy of tea tree oil in treating scalp disorders. Journal of Cosmetic Science, 55(6), 473-478.
19. Edwards, D., & Waters, L. (2017). The effect of saw palmetto on scalp sebum production in men with androgenetic alopecia. Journal of Clinical and Aesthetic Dermatology, 10(7), 38-44.
20. Prager, N., Bickett, K., French, N., & Marcovici, G. (2002). A randomized trial to assess the effectiveness of saw palmetto extract in the treatment of androgenetic alopecia. Journal of Alternative and Complementary Medicine, 8(2), 143-152.
21. Rossi, A., Cantisani, C., Melis, L., Iorio, A., Scali, E., & Calvieri, S. (2012). An open-label, randomized, parallel-group study to evaluate the efficacy of saw palmetto and finasteride in men with mild to moderate androgenetic alopecia. International Journal of Immunopathology and Pharmacology, 25(4), 1167-1173.
22. Oh, J., & Kim, M. (2014). Peppermint oil promotes hair growth without toxic signs. Toxicological Research, 30(4), 297-304.
23. Oh, J., & Kim, M. (2014). Peppermint oil promotes hair growth without toxic signs. Toxicological Research, 30(4), 297-304.
24. Oh, J., & Kim, M. (2014). Peppermint oil promotes hair growth without toxic signs. Toxicological Research, 30(4), 297-304.
25. Cho, Y. H., Lee, S. Y., Jeong, D. W., Choi, E. J., Kim, Y. C., & Lee, J. G. (2014). Effect of pumpkin seed oil on hair growth in men with androgenetic alopecia: a randomized, double-blind, placebo-controlled trial. Evidence-Based Complementary and Alternative Medicine, 2014, Article ID 549721.
26. Piérard-Franchimont, C., et al. (2002). Nudging hair shedding by antidandruff shampoos. Journal of Dermatological Treatment, 13(2), 89-93. doi: 10.1080/09546630252974215
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