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Bain Extentioniste Shampoo - Resistance | L'Oréal Partner Shop
Bain Extentioniste Shampoo - Resistance | L'Oréal Partner Shop
Bain Extentioniste Shampoo - Resistance | L'Oréal Partner Shop
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Bain Extentioniste Shampoo - Resistance | L'Oréal Partner Shop
Bain Extentioniste Shampoo - Resistance | L'Oréal Partner Shop
Bain Extentioniste Shampoo - Resistance | L'Oréal Partner Shop
Description

Bain Extentioniste is a hair strengthening shampoo and a hair strengthening treatment that boosts strong hair growth starting at the roots. Bain Extentioniste is a shampoo to help hair grow not only in length but in strength with Creatine, an amino acid that reinforces the internal structure of the hair fiber. Weak hair and breakage-prone strands are strengthened with this hair strengthening treatment. The internal structure of hair is rebuilt and sealed to provide greater protection throughout its growth. Growing hair out has never been easier with our shampoo for long hair growth, Bain Extentioniste.

  • Creatine: an amino acid that penetrates deep to reinforce the internal structure of the hair fiber
  • Ceramide: provide surface recovery, assuring beautiful hair fiber as they smooth and soften
  • Taurine: an amino acid with a protective effect on the hair fiber to help ensure visibly healthy and stimulated scalp environment
How To Use
  • Apply the shampoo to wet hair, massage well to release its rich, airy lather and aromatic fragrance.
  • Rinse well and proceed to Fondant Extentioniste application.
Ask more information about this product
Ingredients
Aqua / Water / Eau Sodium Laureth Sulfate Citric Acid Taurine Cocamidopropyl Betaine Sodium Hydroxide Hexylene Glycol Sodium Chloride Polyquaternium-10 Sodium Benzoate Salicylic Acid Amyl Cinnamal Hexyl Cinnamal Benzyl Alcohol Linalool Hydroxycitronellal Citronellol Limonene Benzyl Cinnamate Créatine 2-Oleamido-1,3-Octadecanediol Sodium Acetate Isopropyl Alcohol Parfum / Fragrance.
Rating & Reviews
549 reviews
5 stars
( 392.00)
4 stars
( 95.00)
3 stars
( 34.00)
2 stars
( 7.00)
1 star
( 21.00)
5
4.5 / 5 stars

Anoana

3

1.740930367E12 02/03/2025

Pas foufou

Très très très cher pour un résultat bien moins impressionnant que la gamme rouge et blanche. Le cheveux est magnifique certe mais que si on utilise constamment la gamme sinon au prochain shampooing les cheveux redeviennent comme avant donc ce n'est pas du soin mais seulement de la triche déçue

Originally posted on  kerastase.fr

Haw808

5

1.740608107E12 26/02/2025

Best ever

This shampoo is the best!! Love it not heavy just right

Originally posted on  kerastase-usa.com

Brenda ro

5

1.740541506E12 25/02/2025

Amazing my hair is more long and look strong

I really liked this product since I didn't want to grow my hair and now I have it longer I highly recommend it

Originally posted on  kerastase-usa.com

Allicat21

5

1.740494713E12 25/02/2025

AMAZING

I loved this shampoo. It was so great for my hair. Helped so much with damage. My hair was very tangled and knotted all the time, this helped make it silky smooth again.

Originally posted on  kerastase-usa.com

Fanmael

5

1.740492914E12 25/02/2025

Favorite product

I love this product! It’s helped my hair grow so fast!

Originally posted on  kerastase-usa.com

KdJh353

5

1.739758505E12 16/02/2025

Excellent for Strengthing Hair!

[This review was collected as part of a promotion.] I have been this shampoo for 6 weeks now and noticing a nice improvement with the strengthing of my hair. I highly recommend!!

Originally posted on  kerastase-usa.com

Maryann G

5

1.739412906E12 12/02/2025

So far I love it.

So far my hair and scalp feel clean after each use, haven't used it long enough to see the hair growth yet.

Originally posted on  kerastase-usa.com

bapc17

5

1.739237408E12 10/02/2025

Awesome

This shampoo smells great, I've been using it for two weeks and I already notice the difference in my hair!!

Originally posted on  kerastase-usa.com

Rhvader

5

1.73908891E12 09/02/2025

Shampoo

Great shampoo for breakage and rebuilding hair. Love all of their products!

Originally posted on  kerastase-usa.com

Teesha

5

1.738855827E12 06/02/2025

The perfect pairing

I have very long hair. I have used every one of kerastase products at one point. but this one is my absolute favorite. the smell is amazing and it leaves my hair so soft and manageable. You can use it with any conditioner. but i love to use it with its match

Originally posted on  kerastase-usa.com

MICAHSG

5

1.738793706E12 05/02/2025

A Luxurious Must-Have for Smooth, Healthy Hair

10/10 – absolutely love this shampoo! It made my hair incredibly smooth, soft, and healthy-looking. The scent is amazing—fresh and luxurious, making every wash feel like a salon experience. If you’re looking for a shampoo that strengthens and nourishes while leaving your hair silky, this is it! Highly recommend.

Originally posted on  kerastase-usa.com

Dorine

1

1.738582251E12 03/02/2025

J’ai acheté le produit il y a peu et malheureusement mes cheveux sont gras alors que de base il ne le sont pas du tout Je dois être honnête que je suis un peu déçu du produit du coup la gamme est dans mon placard et j’ai dépense de l’argent inutilement

Originally posted on  kerastase.fr

Mich85

5

1.738708208E12 04/02/2025

Love

Love this shampoo. Definitely made my hair stronger

Originally posted on  kerastase-usa.com

tfratz

5

1.738338309E12 31/01/2025

Amazing!

[This review was collected as part of a promotion.] I had dry, broken and damaged hair. I started usuing these products and have had so much growth and repair. Amazing product and will continue to use!

Originally posted on  kerastase-usa.com

Ashby90

5

1.738260021E12 30/01/2025

Great for Oily roots

This shampoo is perfect for someone with greasy roots! My hair is normal to dry but my roots tend to get really oily after 1 day this shampoo cleans very well but does not leave my hair dry!

Originally posted on  kerastase-usa.com

Beckles

5

1.738016124E12 27/01/2025

Great shampoo

I love this shampoo. It strengthens my hair and encourages to grow.

Originally posted on  kerastase-usa.com

KVA02_

5

1.738009841E12 27/01/2025

Love

[This review was collected as part of a promotion.] Love love love, mu hair is very oily and fine, i I take care of and maintain my hair from home and for me it is more than a luxury

Originally posted on  kerastase-usa.com

pjones07

5

1.737331225E12 19/01/2025

Game changer!

First use and my hair was softer less frizzy and shinier than before.

Originally posted on  kerastase-usa.com

Desireee

5

1.737773114E12 24/01/2025

Clean, but soft!

[This review was collected as part of a promotion.] I love the smell it has and how it’s not drying, even after 3 washes.

Originally posted on  kerastase-usa.com

Amyvh68

5

1.735318811E12 27/12/2024

Best shampoo for long hair!

[This review was collected as part of a promotion.] Love this for my long thick hair. Keeps my roots clean and my ends conditioned for days between washes

Originally posted on  kerastase-usa.com

Carol F

3

1.737306446E12 19/01/2025

Disappointed

I’m disappointed. This is a luxury brand. I’m paying top dollar to make sure I get the best ingredients and quality for my hair. All my order of shampoos came in with dents. I compared it to my old bottles. I don’t know if your company is using a thinner plastic bottles or what may cause this, but I seriously hope the formula hasn’t changed. I sacrifice paying for other things so I can buy Kerastase. A woman’s hair is her crown. I want the best and I should expect it from Kerastase.

Originally posted on  kerastase-usa.com

Reply from Consumer Care Center

Hello Carol F, We understand your disappointment regarding the dented bottles of Bain Extentioniste Shampoo you received. We take your concerns seriously and will share your feedback. We want you to feel confident in your Kerastase purchases, and we apologize for this negative experience. We value your feedback as it helps us maintain the quality our customers expect.

Marialu

5

1.734872413E12 22/12/2024

the best

i love this one, my favorite shampoo, my go to always

Originally posted on  kerastase-usa.com

Dany A

5

1.738855827E12 06/02/2025

Softening my hair

I LOVE this shampoo!! It softens my hair without leaving any residue, and it smells AMAZING!! Please Kerastase never discontinue this product or change the fragrance ever!! IMO this fragrance is THE best fragrance shampoo I've ever encountered!

Originally posted on  kerastase-usa.com

Lyndsey

5

1.734299114E12 15/12/2024

My favorite Kerastase line!

This product has truly become a staple in my routine. If you’re looking for a conditioner that delivers moisture, manageability, and overall hair health, this is it. It really does help my hair grow faster!

Originally posted on  kerastase-usa.com

AWatson

5

1.734021024E12 12/12/2024

LOVE LOVE LOVE

I love Karastase! Makes my hair soft and manageable!

Originally posted on  kerastase-usa.com

Cathryne

3

1.733954696E12 11/12/2024

Nothing special, would not buy again

I have been using this shampoo with the matching conditioner. It’s not bad, but the smell isn’t as good as Chroma Absolu. The scent is very mild and does not last. Chroma made my hair feel super soft. This makes my hair feel dull, not luxurious. Not worth the money, would not buy again

Originally posted on  kerastase-usa.com

Reply from Consumer Care Center

Hello Cathryne, thanks for sharing your honest feedback on our Bain Extentioniste Shampoo. We make every effort to provide the highest quality products that exceed the expectations of our consumers and want to know whenever a product is unsatisfactory. We will share your comments about it with our team!

Testing123

4

1.738855827E12 06/02/2025

Seems to be working

At first I felt that this shampoo left my hair dry. Specially if I didn't get my hair very very wet before putting the shampoo on. Now it does a good job.

Originally posted on  kerastase-usa.com

Renee K

5

1.733292005E12 04/12/2024

Strengthening

Straightens my hair very Soft and feels good when I put my hand through it

Originally posted on  kerastase-usa.com

slind10

5

1.733281204E12 03/12/2024

Cleansing without being drying

I love this shampoo and the entire line of products. It makes my hair clean without drying it out. My hair is naturally dry and coarse so non-drying products are a must. I’ve bought this over and over, can’t live without it.

Originally posted on  kerastase-usa.com

allimex

5

1.733265007E12 03/12/2024

LOVE!

LOVE this shampoo! This is what my hair stylist recommends for me and it's great for my fine hair.

Originally posted on  kerastase-usa.com

Tee dun

5

1.733179509E12 02/12/2024

The best shampoo Period

[This review was collected as part of a promotion.] I have tried every shampoo Kérastase has and this is my favorite. Smells amazing and leaves my hair feeling great

Originally posted on  kerastase-usa.com

Shasta92

5

1.732756506E12 27/11/2024

BEST for blondes!

Favorite Shampoo! Always a repurchase in my house!

Originally posted on  kerastase-usa.com

113355

5

1.732082406E12 20/11/2024

My Favorite!

I wash once a week with the double wash method. This makes my hair feel so healthy and baby soft. Soooo worth the money!

Originally posted on  kerastase-usa.com

Jennifer Sickels

5

1.733127576E12 02/12/2024

My hair feels amazing

This made my hair feel clean yet moisturized. Too many shampoos leave my hair either dry or weighed down but this one was the perfect balance or being clean yet moisturized.

Originally posted on  kerastase-usa.com

KRFlyn

5

1.731888906E12 17/11/2024

LOVE!

[This review was collected as part of a promotion.] Love this product!!!! Works great on my sun damaged hair!

Originally posted on  kerastase-usa.com

Mimi Dee

5

1.731870911E12 17/11/2024

The Best

My hair was so damaged from bleaching, no matter what I did it looked awful! My hairdresser recommended this shampoo to me and what a difference. I am a loyal Kérastase customer now!

Originally posted on  kerastase-usa.com

K R Flyy

5

1.731728709E12 15/11/2024

Love this shampoo!

[This review was collected as part of a promotion.] Wonderful shampoo, words great on my hair and is a definite keeper!

Originally posted on  kerastase-usa.com

Trying2growitlong

5

1.731865511E12 17/11/2024

Good

[This review was collected as part of a promotion.] Smells good and I think works! It does not make hair feel too dry or too oily although sometimes it is a bit oily after using

Originally posted on  kerastase-usa.com

Kenzee

5

1.731721508E12 15/11/2024

Best shampoo

[This review was collected as part of a promotion.] Love this product! Leaves my hair feeling soft and refreshed!

Originally posted on  kerastase-usa.com

Diana23

5

1.730776504E12 04/11/2024

🫶🏼😍🥰🫶🏼😍

[This review was collected as part of a promotion.] Limpia muy suavemente y fortalece tu cuero cabelludo para que crezca más rápido me encanta 🥰

Originally posted on  kerastase-usa.com

Curlygirl75

5

1.730748528E12 04/11/2024

Another great product

[This review was collected as part of a promotion.] This is another favorite that I use in my routine!

Originally posted on  kerastase-usa.com

Erikam

5

1.730669409E12 03/11/2024

Go-to

[This review was collected as part of a promotion.] Extensioniste is my favorite everyday shampoo and conditioner. I have porous wavy hair. My problems are natural frizz and breakage. This shampoo makes my hair feel silky and manageable and promotes growth.

Originally posted on  kerastase-usa.com

Anonymous

5

1.73143171E12 12/11/2024

Stronger hair, less fall out

[This review was collected as part of a promotion.] I don’t know if it’s the shampoo or conditioner but my hair doesn’t fall anymore, it used to fall out a lot before and not anymore ever since I started using Kerastaste

Originally posted on  kerastase-usa.com

Prlady

5

1.730182507E12 29/10/2024

Good product

Love this shampoo made my hair very easy to detangle

Originally posted on  kerastase-usa.com

Anonymous

5

1.730178905E12 29/10/2024

Great shampoo!!

Im really impressed with the cleanliness sensation and softness this shampoo leaves on my hair. Smells delicious and makes my hair soft and shiny. I will definitely keep in my routine with other regimens. Love all Kérastase products. I cant wait to try them all

Originally posted on  kerastase-usa.com

Nikki 504

5

1.729625406E12 22/10/2024

Silky soft hair

[This review was collected as part of a promotion.] This shampoo smells amazing, lathers really well (small amount needed), and makes my hair silky soft.

Originally posted on  kerastase-usa.com

Pseudo

5

1.729602031E12 22/10/2024

The author has not written a review.

Originally posted on  kerastase.fr

misslissa

5

1.729206006E12 17/10/2024

Love it!!!

I can definitely see a difference in my hair after using this! I have color treated frizzy hair and this helps to keep my hair strong and healthy.

Originally posted on  kerastase-usa.com

Vnspst

5

1.729014377E12 15/10/2024

Bien fou au cheveux

J’ai acheté ce shampooing après l’avis d’un expert en salon, l’odeur et le résultat sur le cheveux avec brushing est incroyable. Je m’intéresse maintenant à acheter le fondant !

Originally posted on  kerastase.fr

Renatxok

5

1.728408624E12 08/10/2024

Wonderful Product

[This review was collected as part of a promotion.] I like to enterchange this shampoo and the Bain Densité Shampoo. They are both great for my aging, thin hair. Both give it strength and make it look healthy and thicker.

Originally posted on  kerastase-usa.com

Elsie0

1

1.728423479E12 08/10/2024

Worst shampoo Kerastase makes

I've used a couple dozen Kerastase products, and this is unquestionably the worst. The shampoo is thin and runny, and I have to use 2-3x the amount to get my hair clean than I've had to use with any other Kerastase shampoo. It smells amazing and I love the conditioner and mask, so really a shame.

Originally posted on  kerastase-usa.com

Reply from Consumer Care Center

Hello Elsie0, Thank you for sharing your personal experience with us. We are sorry to hear that Bain Extentioniste Shampoo was thinner than the other Kerastase shampoos you used and that you had to use allot of product to get your hair clean. We are pleased that you liked the conditioner, the mask and the scent. Thank you for the feedback!

Solcito

5

1.72623601E12 13/09/2024

My favorite shampoo forever

[This review was collected as part of a promotion.] My hair looks long and healthy, everyone asks me what I use and I must give this all the credit!

Originally posted on  kerastase-usa.com

Violet

2

1.726521303E12 16/09/2024

Not as good as I expected

I was using another shampoo from Kerastase and I loved it, I wanted to give this one a try but it gave me dandruff after a few uses and I bought the big one, sooo disappointing.

Originally posted on  kerastase.ca

Reply from Consumer Care Center

We are very sorry to learn of your experience with the Resistance Bain Extentioniste. At Kerastase, we make every effort to provide the highest quality products for our consumers and are grateful that you have taken the time to let us know that your expectations were not met. You will receive an email from our part for further information.

stephbn

5

1.732606205E12 26/11/2024

amazing Product

[This review was collected as part of a promotion.] everything about Kérastase is amazing , love the way this shampoo leaves your hair

Originally posted on  kerastase-usa.com

Ahossh dbdod d

4

1.729719275E12 23/10/2024

Okay

**Product:** XYZ Hydrating Hair Mask **Review:** I recently tried the XYZ Hydrating Hair Mask, and it exceeded my expectations! My hair is naturally dry and prone to frizz, but after just one use, it felt incredibly soft and smooth. The mask has a rich, creamy texture and a pleasant scent that isn’t overpowering. I left it on for about 10 minutes, and it rinsed out easily, leaving no residue. My hair was noticeably shinier and easier to manage, and the hydration lasted for days. I highly recommend this product for anyone looking to revive dry, lifeless hair. It's a game-changer!

Originally posted on  kerastase-usa.com

karenphil

5

1.726417812E12 15/09/2024

Bain Extentioniste Shampoo

[This review was collected as part of a promotion.] I love this shampoo...it has made a difference in hair fall and growing my hair

Originally posted on  kerastase-usa.com

Megan 007

5

1.725497104E12 04/09/2024

Love this product to smooth out my curly hair!

[This review was collected as part of a promotion.] This product leaves my hair, so silky, smooth, and is great for curly and frizzy hair!

Originally posted on  kerastase-usa.com

BasicWB

5

1.735978531E12 04/01/2025

LOVE LOVE LOVE!

[This review was collected as part of a promotion.] I have tried so many different hair brands and finally, I found my holy grail! The Extentioniste Collection is the best Kerastase line that helps strengthen and grow my naturally thin curly hair!

Originally posted on  kerastase-usa.com

Sam Texas

3

1.72557377E12 05/09/2024

Bain Extentioniste shampoo

Unfortunately the smell didn’t impress me! But my hair was shiny. The worst part is that I got dandruff after two uses. Sad.

Originally posted on  kerastase-usa.com

Reply from Consumer Care Center

Hi Zum zum, Thank you for using our Bain Extentioniste Shampoo. We would like to hear more about this experience and assist you the best we can. Please call us directly at 877-748-8357 and give the reference number 36860375 to the advisor who answers your call. We look forward to hearing from you!

Anonymous

1

1.727638563E12 29/09/2024

Too much perfume, how about shampoo?

Irritating perfume, threw it out. I wish you used no fragrance or natural fragrance so it is not so irritating.

Originally posted on  kerastase-usa.com

Reply from Consumer Care Center

Hi Jack Jones, We are sorry to hear about the experience you had with Bain Extentioniste Shampoo. We would like to speak with you directly about it. Please give us a call @877 748 8357 MF9:00 am – 5:00 pm ET for assistance and provide reference #36783871. Looking forward to speaking with you. It would be helpful if you could have the product available when you call.

Samahrens

5

1.723915836E12 17/08/2024

Good overall shampoo

I liked this shampoo. Nothing super special about it but my hair felt clean and shiny after using it.

Originally posted on  kerastase-usa.com

Brittany R

3

1.724246162E12 21/08/2024

A real delight

It does not lather for me personally, at first when washing it it felt as if it was DRYING my hair but after i finished washing it, my hair wasnt feeling dry, just normal! And it make my split ends dissapear, my hair feels as light as a cloud and i love it! The smell could be a littler bit better, i wish it would smell like the kératase elixir hair oil!

Originally posted on  kerastase.ca

Reply from Consumer Care Center

Hello Brittany R! Thank you for taking the time to share your review of the Resistance Bain Extentioniste shampoo. We will share your positive feedback with our team !

Steph313

5

1.723734919E12 15/08/2024

Smells Amazing!

[This review was collected as part of a promotion.] Love this shampoo! Totally worth the price and it smells wonderful.

Originally posted on  kerastase-usa.com

chlo123

5

1.723731314E12 15/08/2024

THE BEST!!!!

my absolute favorite! i have bleached hair, so it’s obviously damaged but this along with a huge variety of their other products have made the biggest difference in my hair! definitely worth every penny!

Originally posted on  kerastase-usa.com

Lau920

5

1.72367468E12 14/08/2024

Love it

Great product. Hair grows a lil faster maybe. My hair feels that it has less breakage as well.

Originally posted on  kerastase-usa.com

AllisonL966

5

1.723599008E12 13/08/2024

Great Product!

[This review was collected as part of a promotion.] It smells amazing and I can tell it strengthened my hair so much.

Originally posted on  kerastase-usa.com

Diane Lane

5

1.722925827E12 06/08/2024

Love it!

Absolute game changer! My hair looks and feels great after my hairstylist recommended these products!

Originally posted on  kerastase-usa.com

Chvrryz

5

1.723049318E12 07/08/2024

Huge change

[This review was collected as part of a promotion.] My hair was stuck in a certain length for quite a while and ever since using this shampoo it has grown so much. It definitely helped me during my post partum hair loss

Originally posted on  kerastase-usa.com

TiffanyS

5

1.722553241E12 01/08/2024

great shampoo for fine, damaged hair

[This review was collected as part of a promotion.] My daughter has fine hair, damaged by sun and sea water. Her hair seemed to stop growing. This shampoo has revitalized her hair. It's healthy and growing!

Originally posted on  kerastase-usa.com

nene123

5

1.722450676E12 31/07/2024

Fine, colored hair life saver

[This review was collected as part of a promotion.] Makes my colored & fine hair so soft, shiny, and healthy! My hair doesn’t grow fast at all but grows extremely quick while using this!

Originally posted on  kerastase-usa.com

danijhey

5

1.722250821E12 29/07/2024

Love this shampoo

[This review was collected as part of a promotion.] I love this shampoo and especially the bottle. Sometimes you just need a pumper.

Originally posted on  kerastase-usa.com

Eucaris

5

1.722222027E12 28/07/2024

Bain Estentioniste

[This review was collected as part of a promotion.] Excellent all products. Recommend 100% my hair is the best after using this product

Originally posted on  kerastase-usa.com

jb9281

5

1.722133812E12 27/07/2024

smells amazing

This shampoo smells amazing and works great! Five stars!

Originally posted on  kerastase-usa.com

mammaJ

5

1.729375205E12 19/10/2024

best shampoo EVER

[This review was collected as part of a promotion.] Mild but lovely scent. Left my hair feeling smooth and very clean - will definitely purchase again

Originally posted on  kerastase-usa.com

amyg147

5

1.721942132E12 25/07/2024

love it

love this shampoo so much! i dedefinetely feel myself not loosing as much as i was with my previous shampoo

Originally posted on  kerastase-usa.com

Bellll

5

1.721653256E12 22/07/2024

Very impressed

[This review was collected as part of a promotion.] This shampoo is great! It smells wonderful and leaves my hair so beautiful and shiny and soft.

Originally posted on  kerastase-usa.com

abrilgamboaa

2

1.721682014E12 22/07/2024

Fair

Leaves my hair dry and not as shiny as other products but smells nice

Originally posted on  kerastase-usa.com

Reply from Consumer Care Center

Hello Abrilgamboaa, thanks for your feedback on our Bain Extentioniste Shampoo. We are sorry to hear your hair felt dry. Consumer feedback like yours is extremely helpful, as it allows us the opportunity to improve our products and services. All these comments will be shared with the appropriate teams.

Michimussle

5

1.721361609E12 19/07/2024

Best shampoo

[This review was collected as part of a promotion.] I have been using this product for months and it is definitely one of the best products I have used so far. My hair is super thin and usually falls out when I wash it and using this product with the Extentioniste Conditioner it doesn't fall out at all and it has grown a lot!

Originally posted on  kerastase-usa.com

Mother of Pearl

5

1.72124194E12 17/07/2024

My Favorite shampoo

[This review was collected as part of a promotion.] I bought this shampoo when I wanted to grow my hair but was having a lot of breakage. I really feel like it has slowed down the amount of breakage that I was having. My husband has secretly been using it as well and he loves how it makes his hair feel. I now have to start ordering the larger bottles.

Originally posted on  kerastase-usa.com

ReneeK

5

1.721152814E12 16/07/2024

I will keep using it my hair got longer stronger.

Amazing I love this product it made a hugh diffrence with my hair.

Originally posted on  kerastase-usa.com

Gitta13

5

1.721059328E12 15/07/2024

Silky Soft Hair

Love this shampoo for my fine hair. Leaves it super silky, soft and shiny. My hair does seem to grow more when I use this shampoo and corresponding conditioner. I sometimes will rotate hair products from other lines just so my hair doesn't get "too used" to any of them and stop delivering its indented benefits and cause build up. I always come back to this extentioniste line, and my hair just loves it; starts to grow grow healthy lengths.

Originally posted on  kerastase-usa.com

Marsha Marsha

5

1.720537243E12 09/07/2024

Makes for very strong hair!

My hair was weakened from coloring for years and this product brought it back to life stronger than ever!

Originally posted on  kerastase-usa.com

NadiaP

5

1.720496765E12 08/07/2024

Magic in a bottle

One pump transforms hair! Smooth, lustrous and hydrated, hair stays chic!

Originally posted on  kerastase.ca

Chrstnen

5

1.719245739E12 24/06/2024

Excellent product!

I have been using this product for some time and it has really help strengthen my hair that has been damaged from years of highlighting.

Originally posted on  kerastase-usa.com

Christine H

4

1.718583313E12 16/06/2024

Great

I have been using this shampoo for over a year and keep coming back for more leaves my hair and scalp feeling clean has absolutely added length to my hair.

Originally posted on  kerastase-usa.com

Naomi1

5

1.718570709E12 16/06/2024

Shampoo Staple

I have been using this shampoo for years in my Kerastase shampoo rotation. I have fine color treated long hair and it never seems to weigh my hair down yet keeps it clean and nourished.

Originally posted on  kerastase-usa.com

Al2024

4

1.718207121E12 12/06/2024

Strengthening

[This review was collected as part of a promotion.] I do think this shampoo has improved length and strength. I have a lot of fine hair and it weighs it down a bit, so I do not use it for every shampoo.

Originally posted on  kerastase-usa.com

Avh314

5

1.741061974E12 03/03/2025

Love this shampoo!

[This review was collected as part of a promotion.] Great shampoo for long hair. It keeps my scalp clean and healthy without drying out the ends.

Originally posted on  kerastase-usa.com

lilyrose

5

1.717991109E12 09/06/2024

Brought My Hair Back to Life

[This review was collected as part of a promotion.] I’ve been using Kérastase Bain Extentioniste Shampoo for a while now, and I’m absolutely thrilled with the results! This shampoo has truly brought my hair back to life. I’ve noticed a significant improvement in the health and length of my hair since I started using it. My hair feels stronger, looks shinier, and is visibly longer. One of the most rewarding aspects is the number of compliments I’ve received on how healthy my hair looks now. Friends and family have noticed the transformation, and it’s all thanks to Kérastase. The formula is gentle yet effective, providing the perfect balance of nourishment and strength. If you’re looking for a shampoo that genuinely delivers on its promises of hair growth and health, I highly recommend Kérastase Bain Extentioniste. It’s a game-changer for anyone wanting to revitalize their hair and achieve longer, healthier locks.

Originally posted on  kerastase-usa.com

KFlynn

5

1.717594217E12 05/06/2024

Fantastic product

Fantastic product! Love it! Makes my hair feel soft and strong!

Originally posted on  kerastase-usa.com

usmc wife

5

1.717214409E12 01/06/2024

Love this shampoo

[This review was collected as part of a promotion.] I had this shampoo recommended by a stylist and at first I was skeptical but after using it I could see and feel the difference in my hair. It was stronger and shiny with improved length.

Originally posted on  kerastase-usa.com

JAR301

5

1.71617401E12 19/05/2024

Favorite Shampoo

[This review was collected as part of a promotion.] This shampoo not only leaves my hair feeling clean but it also provides protection to my fine hair as well as helping to grow my ends.

Originally posted on  kerastase-usa.com

Monivix

1

1.71621923E12 20/05/2024

Disappointed

This shampoo makes my hair dry and thinner. I wish I could return it. Very disappointed.

Originally posted on  kerastase-usa.com

Reply from Consumer Care Center

Hi Monivix, We are sorry to hear about your experience with our Bain Extentioniste. We would like to learn more about your experience. Please call our toll free guideline at 877-748-8357 and provide reference #32940825. It would be helpful if you have the product available when you call. We look forward to hearing from you.

Vava

3

1.715783313E12 15/05/2024

Dried up hair

I don't recommend it! It dried up my hair after using it.

Originally posted on  kerastase.ca

Reply from Consumer Care Center

Hello Vava, We are sorry that the Résistance Bain Extentioniste Shampoo did not provide the desired results. We are very much interested in addressing your concerns. We invite you to reach out to us via email providing additional information to receive further assistance. [email protected]

Teesha

5

1.715526919E12 12/05/2024

MY ABSOLUTE FAVORITE!

This is my absolute favorite. and I have used almost every product. Makes my hair feel amazing but it smells INCREDIBLE.

Originally posted on  kerastase-usa.com

Jillene

5

1.715439618E12 11/05/2024

Great for out in the sun

[This review was collected as part of a promotion.] I spent a lot of time out in the sun on the weekends boating, and this protects my hair and smells great

Originally posted on  kerastase-usa.com

Curlygirl90

4

1.71535412E12 10/05/2024

Extentioniste Shampoo

[This review was collected as part of a promotion.] Overall good shampoo. Moisturizing but not too greasy.

Originally posted on  kerastase-usa.com

SaraG11

5

1.721367532E12 19/07/2024

Great regimen line for slow growing hair!

Love this shampoo! As part of this regimen, my hair has been growing faster, therefore making it long!

Originally posted on  kerastase-usa.com

Ashmarie

5

1.714536911E12 01/05/2024

AMAZING

My hair was damaged from the sun and heat and this product has done wonders for it! It's finally growing past the horrible break-off point and it's longer than it's been in a very long time

Originally posted on  kerastase-usa.com

caf913

5

1.714493727E12 30/04/2024

Love, love, love!!

THis shampoo has helped my hair with breakage so much! I love this product!

Originally posted on  kerastase-usa.com

    Bain Extentioniste Shampoo 250ml

    Kerastase - Résistance

    Product code : 3474636612666

     Strengthening and length boosting shampoo for weakened hair in need of strength and resilience.

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