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Dark Brown Hair Dye Shampoo for Gray Hair, Semi-Permanent Hair Color Shampoo for Women and Men, Herbal Ingredients, 3 in 1-100% Grey Coverage, 17.6 Fl Oz (Pack of 1)
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Purchase options and add-ons
Color | dark brown |
Package Information | Bottle |
Product Benefits | Conditioning,Nourishing |
Brand | COSMTEK |
Item Form | Liquid |
About this item
- MAGIC HAIR DYE SHAMPOO – Our hair dye shampoo contains active ingredients, the unique conditioning compound helps protect the hair fibers from the inside out. Only 15-20 minutes are needed, grey hair will turn into their natural dark brown. This Semi-permanent hair color shampoo dyes hair in dark brown color quickly and absorbs effectively to nourish, protect hair from falling and scalp itching.(Warm Note: Take a skin test before first use.)
- EASY TO USE: Requiring no bowl or brush, just put on plastic gloves (provided inside) , apply the instant hair dye shapoo on your hair, massage for 15- 20 minutes so that the shampoo covers your whole hair, and rinse well, you'll get the brown hair you want, yes, it's that easy and fast, you can do it at home by yourself, saving time and money.
- 3 IN 1 BROWN HAIR DYE: Different from traditional hair dye, our hair dye shampoo is ammonia & parabens free, no harsh chemicals. The product can be used not only as a brown hair dye but also as a hair shampoo and hair conditioner.
- LONG-LASTING AND SAFE: This dark brown hair shampoo uses a professional combination of active botanicals, it is sure to give your hair a dark brown color that will last up to 2 to 3 weeks. No need to worry about color washing out, it will keep hair colored until it grows out again.
- EFFECTIVELY COVER GRAY HAIR: Obtain back the fresh-looking hair of your younger days, get back the lost luster, can effectively cover gray hair, so that you are no longer affected by gray hair and rejuvenate. Suitable for all types of hair, including thick, fine and normal-density hair, as well as straight or curly hair textures.
Additional Details


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Product Description


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COSMTEK hair color shampoo
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COSMTEK Hair Dye Shampoo
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MEIDU Hair Mask for Damaged Hair
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COSMTEK Black Hair Dye Shampoo for Men/Women
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Add to Cart
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Customer Reviews |
4.2 out of 5 stars 1,539
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4.3 out of 5 stars 1,145
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4.3 out of 5 stars 30
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4.3 out of 5 stars 109
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Price | $25.99$25.99 | — no data | — no data | — no data |
color | black/dark brown/chestnut brown | black/dark brown | ✓ | black |
volume | 500ml | 400ml | 500ml | 500ml |
Product details
- Package Dimensions : 10.04 x 4.72 x 2.99 inches; 1.1 Pounds
- Manufacturer : COSMTEK
- ASIN : B0B424M8M2
- Best Sellers Rank: #13,361 in Beauty & Personal Care (See Top 100 in Beauty & Personal Care)
- #395 in Hair Shampoo
- Customer Reviews:
Product guides and documents
Compare with similar items
This Item ![]() COSMTEK Dark Brown Hair Dye Shampoo for Gray Hair, Semi-Permanent Hair Color Shampoo for Women and Men, Herbal Ingredients, 3 in 1-100% Grey Coverage, 17.6 Fl Oz (Pack of 1) | Recommendations | |||||
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Price | -24% $17.58$17.58 List: $22.99 | $25.99$25.99 | -19% $10.47$10.47 List: $12.99 | -11% $16.99$16.99 Typical: $18.99 | -41% $9.99$9.99 Typical: $16.99 | -19% $18.62$18.62 Typical: $22.99 |
Price Per Unit | $1.00 / fluid ounce | $1.54 / fluid ounce | $10.47 / count | $1.00 / fluid ounce | $0.74 / fluid ounce | $1.10 / fluid ounce |
Delivery | Get it as soon as Friday, May 23 | Get it as soon as Friday, May 23 | Get it as soon as Friday, May 23 | Get it as soon as Friday, May 23 | Get it as soon as Friday, May 23 | Get it as soon as Saturday, May 24 |
Customer Ratings | ||||||
Sold By | BELYESEE | BELYESEE | Amazon.com | Guroon | BELYESEE | langmuir |
form | Liquid | Liquid | Gel | Liquid | Liquid | Liquid |
specialty | Natural | Natural | Long Lasting | Natural | Hypoallergenic, Natural | Natural |
full cure time | 20 minutes minutes | — | — | 15 minutes minutes | 20 minutes minutes | — |
Important information
Safety Information
Warning This product contains ingredients that may cause skin irritation in certain individuals, and a preliminary patch test according to the accompanying directions should be made. This product must not be used for dyeing eyelashes or eyebrows; to do so may cause blindness.
Directions
1. Put on plastic gloves provided inside. 2. Apply the instant hair dye shampoo on your hair. 3. Massage for 5-10 minutes so that the shampoo covers your whole hair and scalp. 4. Rinse well.
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- Does it stain scalp or skin?
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Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers find the hair dye effective, with one noting it works well on gray hair, and they appreciate its nice black tone that doesn't fade. The product is easy to apply, takes minutes to complete, and saves time and money. Moreover, it provides full coverage and washes out easily. However, opinions about the smell are mixed, with some finding it pleasant while others describe it as awful. Additionally, some customers report significant hair loss after using the product.
AI-generated from the text of customer reviews
Customers find the hair dye effective, with multiple reviews noting impressive results, and one customer specifically mentioning it works well on gray hair.
"...From the very first application, the results were nothing short of impressive...." Read more
"...Saves a lot of time and covers the gray well. No issues." Read more
"It is good and easy to use." Read more
"Product works very well and has almost no scent at all, but the product description could use some improvement...." Read more
Customers are satisfied with the hair dye's color quality, noting that it provides a nice black tone, darkens gray hairs effectively, and maintains its color without fading.
"...The color didn't fade quickly, and it's worth noting that she received numerous compliments on her hair...." Read more
"Love this dye shampoo. Saves a lot of time and covers the gray well. No issues." Read more
"This is much better than the regular hair dye, easier to be applied and it last plenty of time...." Read more
"...Keep the plug to seal up the nozzles when not using. It does not go on super dark like its competitors and does not stain skin or tub...." Read more
Customers find the hair dye easy to apply, with one mentioning it's as simple as washing their hair, and another noting it can be applied directly to the roots.
"...The application is as simple as washing her hair, making it a seamless addition to her regular hair care routine...." Read more
"It is good and easy to use." Read more
"This is much better than the regular hair dye, easier to be applied and it last plenty of time...." Read more
"I love the ease of this and the turnout of the color. Unfortunately, after using it about 2 times within a month my hair became very dry and dull...." Read more
Customers are satisfied with the hair dye's coverage, noting that it provides 100% grey coverage and works well over gray hair.
"...Not only did it effectively cover her gray hair, but it did so without causing any of the allergic reactions or itchiness she had experienced in the..." Read more
"Love this dye shampoo. Saves a lot of time and covers the gray well. No issues." Read more
"...But it shouldn’t be a problem it covered everything and really nice black tone. Definitely recommend for people who do not have experience with dyes." Read more
"...I started leaving it on for 20 to 25 minutes and it fully covers but, like not people say, it truly lasts about 4 days before it wears off and..." Read more
Customers find the hair dye effective at removing stains, with one customer noting that the skin around the hairline was easily cleaned and another mentioning no residue left on their burgundy towel.
"...gloves every time, but I have used it without gloves and it does not stain the palms -- just be sure not to use your fingertips as I'm sure it would..." Read more
"...It comes with gloves but I just wash my hand right after using it and no stains...." Read more
"...Covers grey and white hair very well. It’s not permanent and gradually washes out." Read more
"...dress - all she did was wipe it off with a wet cloth and it was gone, no stain...." Read more
Customers find the hair dye shampoo time-saving, as it does the job in minutes and saves both time and money.
"...It's a hassle-free, mess-free, and time-saving solution that my mom truly appreciates...." Read more
"Love this dye shampoo. Saves a lot of time and covers the gray well. No issues." Read more
"...The 3-in-1 formula is convenient and saves me time and money...." Read more
"I actually really like this shampoo dye and it really works.....it was so quick & easy....hardly no mess.....yes I will be purchasing again" Read more
Customers have mixed opinions about the shampoo's smell, with some appreciating that it has no strong odors, while others find it awful.
"Product works very well and has almost no scent at all, but the product description could use some improvement...." Read more
"The smell is a little bit strong but the color is perfect. Easy to use but my hair is a little bit dry since I started using it, but it works" Read more
"...It also has a very pleasant smell!!!" Read more
"...This is a MUST buy product The smell isn't so great but it does the job well! Becareful it does stain counter tops etc...." Read more
Customers report significant hair loss after using the product, with multiple customers noting their hair falling out and thinning.
"...However, I feel like it’s changed my hair a little . My hair doesn’t flow as nicely as it used to. A little dry...." Read more
"I started using this product and noticed Amy hair was falling out soo much . I stopped using it and I stopped loosing hair ...." Read more
"caused hair to fall and thin:..." Read more
"...unfortunately, mine had leaked, and the box this came in was soggy and ruined, so I returned it. I purchased another brand instead." Read more
Reviews with images

It definitely works
Top reviews from the United States
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- Reviewed in the United States on May 13, 2025Color: dark brownVerified PurchaseI love this so easy to dye my hair
HelpfulThank you for your feedback.ReportSorry, we failed to record your vote. Please try again - Reviewed in the United States on April 21, 2025Color: light brownVerified PurchaseIt is good and easy to use.
HelpfulThank you for your feedback.ReportSorry, we failed to record your vote. Please try again - Reviewed in the United States on April 7, 2025Color: blackVerified PurchaseLove this dye shampoo. Saves a lot of time and covers the gray well. No issues.
One person found this helpfulHelpfulThank you for your feedback.ReportSorry, we failed to record your vote. Please try again - Reviewed in the United States on September 6, 2024Color: dark brownVerified PurchaseThis is much better than the regular hair dye, easier to be applied and it last plenty of time. If it could have lasted a bit more would have gotten the full 5 stars, but so far very happy with the product.
2 people found this helpfulHelpfulThank you for your feedback.ReportSorry, we failed to record your vote. Please try again -
Reviewed in the United States on April 7, 2025Color: blackVerified PurchaseYa lo e pedido varias veces ,me resulta increíble
HelpfulThank you for your feedback.ReportSorry, we failed to record your vote. Please try again - Reviewed in the United States on October 16, 2023Color: dark brownVerified PurchaseI purchased the COSMTEK MEIDU Dark Brown Hair Dye Shampoo for my mom, who had been struggling with salon visits due to allergies and itching every time she tried traditional hair dye. She was determined to cover her gray hair and regain her confidence, and I'm thrilled to say that this shampoo was the perfect solution.
From the very first application, the results were nothing short of impressive. Not only did it effectively cover her gray hair, but it did so without causing any of the allergic reactions or itchiness she had experienced in the past. This alone was a game-changer for her.
The dark brown color provided by this semi-permanent hair dye shampoo looks incredibly natural and flattering on her. It's a cute, stylish shade that suits her complexion beautifully. The color didn't fade quickly, and it's worth noting that she received numerous compliments on her hair.
The convenience of using a shampoo as a hair dye was an added bonus. It's a hassle-free, mess-free, and time-saving solution that my mom truly appreciates. The application is as simple as washing her hair, making it a seamless addition to her regular hair care routine.
Most importantly, this product brought a radiant smile back to my mom's face. It gave her the confidence she was seeking without compromising her comfort or health. For anyone facing similar challenges with traditional hair dye, I highly recommend the COSMTEK MEIDU Dark Brown Hair Dye Shampoo. It's not just a hair color; it's a solution to a happier, more confident you.
30 people found this helpfulHelpfulThank you for your feedback.ReportSorry, we failed to record your vote. Please try again - Reviewed in the United States on December 7, 2024Color: blackVerified PurchaseIt’s ok but it’s a knock off this product is just like a box die and it is permanent. The original maker of this product does not require gloves
One person found this helpfulHelpfulThank you for your feedback.ReportSorry, we failed to record your vote. Please try again - Reviewed in the United States on March 25, 2023Color: dark brownVerified PurchaseProduct works very well and has almost no scent at all, but the product description could use some improvement. This is not a daily-use shampoo, but rather a foaming hair dye to be used once every two weeks or so. You shampoo it in with your palms and leave it on for 5 to 10 minutes, then wash your hair as you normally would. The price seemed high, but it's a very large bottle that should last for a long time, so I think it's actually a very good value. The product inside the bottle is separated into two compartments and comes out of two nozzles when pressed. Keep the plug to seal up the nozzles when not using. It does not go on super dark like its competitors and does not stain skin or tub. It comes with two pairs of cheap plastic gloves and suggests that you use gloves every time, but I have used it without gloves and it does not stain the palms -- just be sure not to use your fingertips as I'm sure it would stain under the nail beds. I had used a similar product in the past that explained this -- Just for Men GX -- but I could not tolerate that product because of the strong odor. Have used JFM comb-in product for years, but will be switching to this product now as it is much simpler and less messy to use, and has almost no scent and seems more natural.
39 people found this helpfulHelpfulThank you for your feedback.ReportSorry, we failed to record your vote. Please try again
Top reviews from other countries
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ForceReviewed in Mexico on February 9, 2025
5.0 out of 5 stars Muy buen producto
Color: blackVerified PurchaseExcelente producto, si tiñe las canas y tiene buen olor. El resultado es bueno
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EvangelinaReviewed in Mexico on September 16, 2024
5.0 out of 5 stars Me ENCANTÓ!
Color: blackVerified PurchaseLo compré para probar y me fijé antes en las reseñas de los clientes. Me ayudó elntip de dejarlo por un largo rato, lo apliqué la 1era vez de 45-1hr. y me quedó el pelo SUPER BIEN de cobertura de canas y color! 😍🥰
No use mucho porque solo me apliqué en la raíz, y no se requiere de mucho. Es bastante docil y no mancha feo! 🥰
⚠️ Como cualquier tinte, yo recomiendo primero probarlo en una pequeña area del craneo para ver si te da reacción alergica.
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Arnoldo OjedaReviewed in Mexico on February 18, 2025
4.0 out of 5 stars Funciona Bien
Color: blackVerified PurchaseCompre éste un poco mas alto de precio porque según era marca COSMTEK y me llego una version China (que en otra publicación tenia precio más bajo), pero igual funciona muy bien
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OSCARReviewed in Mexico on September 6, 2024
3.0 out of 5 stars Si sirve
Color: blackVerified PurchaseYo tenía desconfianza pero si funciona lo malo no dura más 15 dias y no trae guantes solo cofia para cabello y para las orejas
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Víctor ManuelReviewed in Mexico on September 2, 2024
1.0 out of 5 stars Durabilidad no deseada
Color: blackVerified PurchaseNo dura ni 4 días cuando ya se empieza a caer el color
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Product Summary: COSMTEK Dark Brown Hair Dye Shampoo for Gray Hair, Semi-Permanent Hair Color Shampoo for Women and Men, Herbal Ingredients, 3 in 1-100% Grey Coverage, 17.6 Fl Oz (Pack of 1)
From COSMTEK
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One-time purchase: $17.58 ( $1.00 / fluid ounce) 24% Savings
List Price: $22.99
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About this Item
- MAGIC HAIR DYE SHAMPOO – Our hair dye shampoo contains active ingredients, the unique conditioning compound helps protect the hair fibers from the inside out. Only 15-20 minutes are needed, grey hair will turn into their natural dark brown. This Semi-permanent hair color shampoo dyes hair in dark brown color quickly and absorbs effectively to nourish, protect hair from falling and scalp itching.(Warm Note: Take a skin test before first use.)
- EASY TO USE: Requiring no bowl or brush, just put on plastic gloves (provided inside) , apply the instant hair dye shapoo on your hair, massage for 15- 20 minutes so that the shampoo covers your whole hair, and rinse well, you'll get the brown hair you want, yes, it's that easy and fast, you can do it at home by yourself, saving time and money.
- 3 IN 1 BROWN HAIR DYE: Different from traditional hair dye, our hair dye shampoo is ammonia & parabens free, no harsh chemicals. The product can be used not only as a brown hair dye but also as a hair shampoo and hair conditioner.
- LONG-LASTING AND SAFE: This dark brown hair shampoo uses a professional combination of active botanicals, it is sure to give your hair a dark brown color that will last up to 2 to 3 weeks. No need to worry about color washing out, it will keep hair colored until it grows out again.
- EFFECTIVELY COVER GRAY HAIR: Obtain back the fresh-looking hair of your younger days, get back the lost luster, can effectively cover gray hair, so that you are no longer affected by gray hair and rejuvenate. Suitable for all types of hair, including thick, fine and normal-density hair, as well as straight or curly hair textures.
Newer Version Available
COSMTEK Dark Brown Hair Dye Shampoo Permanent for Men&Women,Instant Hair Color Shampoo for Gray Hair Coverage and Beard,3-In-1 Shampoo for Color Treated Hair,Lasts 30 Days/500ml/Ammonia-Free/Natural herbal Ingredients.$25.99 ( $1.54 / fluid ounce) , 4.2 out of 5 stars, 1,539 ratings
In Stock
Important Information
Safety Information
Warning This product contains ingredients that may cause skin irritation in certain individuals, and a preliminary patch test according to the accompanying directions should be made. This product must not be used for dyeing eyelashes or eyebrows; to do so may cause blindness.
Directions
1. Put on plastic gloves provided inside. 2. Apply the instant hair dye shampoo on your hair. 3. Massage for 5-10 minutes so that the shampoo covers your whole hair and scalp. 4. Rinse well.
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