---
product_id: 67509372
title: "Resistance, Conditioning Leave-In Scalp & Hair Serum, For Long Hair, With Ceramides, Sérum Extentioniste, 50ml"
brand: "kérastase"
price: "477 zł"
currency: PLN
in_stock: true
reviews_count: 10
category: "Kérastase"
url: https://www.desertcart.pl/products/67509372-resistance-conditioning-leave-in-scalp-and-hair-serum-for-long
store_origin: PL
region: Poland
---

# Resistance, Conditioning Leave-In Scalp & Hair Serum, For Long Hair, With Ceramides, Sérum Extentioniste, 50ml

**Brand:** kérastase
**Price:** 477 zł
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Resistance, Conditioning Leave-In Scalp & Hair Serum, For Long Hair, With Ceramides, Sérum Extentioniste, 50ml by kérastase
- **How much does it cost?** 477 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/67509372-resistance-conditioning-leave-in-scalp-and-hair-serum-for-long)

## Best For

- kérastase enthusiasts

## Why This Product

- Trusted kérastase brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Kérastase Resistance, Conditioning Leave-In Scalp & Hair Serum, For Long Hair, With Ceramides, Sérum Extentioniste, 50ml : desertcart.co.uk: Beauty

Review: Amazing - Very nice
Review: Disappointed - I've received my order (Kérastase Sérum Extentioniste 50 ml) and on the top of the bottle the lid is stained blue. This is a Christmas present so not suitable as it is as it doesn't look new. Can not find option to get replacement via desertcart

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B07D58FSWY |
| Best Sellers Rank | 60,600 in Beauty ( See Top 100 in Beauty ) 195 in Hair Serums |
| Country of origin  | Spain |
| Customer reviews | 4.4 4.4 out of 5 stars (2,101) |
| Date First Available  | 21 May 2018 |
| Is discontinued by manufacturer  | No |
| Item model number  | 3474636636341 |
| Manufacturer  | KERASTASE |
| Product Dimensions  | 22.86 x 15.24 x 7.62 cm; 50 g |

## Product Details

- **Brand:** KÉRASTASE
- **Hair type:** Damaged
- **Item form:** Liquid
- **Item weight:** 50 Grams

## Images

![Resistance, Conditioning Leave-In Scalp & Hair Serum, For Long Hair, With Ceramides, Sérum Extentioniste, 50ml - Image 1](https://m.media-amazon.com/images/I/51HA-lfBKzL.jpg)

## Questions & Answers

**Q: Who is Resistance Extentioniste suitable for?**
A: Resistance Extentioniste is designed for women who wish to stimulate hair growth while preventing breakage and split ends, resulting in beautiful, long, resistant hair.

**Q: What are the ingredients that make up the Resistance Extentioniste formula?**
A: The Resistance Extentioniste range is formulated with powerful active ingredients. Taurine stimulates hair growth. Creatine reinforces internal structure of hair fibre. Ceramides heal surface damage. Maleic Acid protects hair.

**Q: What is the recommended routine for the Resistance Extentioniste range?**
A: Resistance Extentioniste is a 3-step ritual: le Bain Extentioniste shampoo to cleanse and stimulate hair growth. The Masque Extentioniste to repair and strengthen hair structure. The Sérum Extentioniste for strengthening at the root.

**Q: How do you repair damaged lengths without cutting them?**
A: We recommend you contact your local Kérastase salon so they can recommend a personalised routine adapted to meet your needs. Thérapiste Resistante is for very damaged and over-stressed hair.

**Q: What is the difference between the Resistance Force Architecte, Thérapiste, and Extentioniste ranges?**
A: Force Architecte reconstructs and gives a firmer finish to damaged and weakened hair. Thérapiste deeply repairs extremely damaged and over-stressed hair. Extentioniste boosts hair growth for beautiful, longer lengths.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Amazing
*by M***S on 12 January 2026*

Very nice

### ⭐⭐ Disappointed
*by W***N on 13 December 2019*

I've received my order (Kérastase Sérum Extentioniste 50 ml) and on the top of the bottle the lid is stained blue. This is a Christmas present so not suitable as it is as it doesn't look new. Can not find option to get replacement via Amazon

### ⭐ Not sure
*by Y***Y on 30 April 2023*

I current use other Kérastase product and they are amazing. Todays product arrived, when I opened the products box the bottle felt greasy. The top of bottle is marked.

## Frequently Bought Together

- Kérastase Resistance, Conditioning Leave-In Scalp & Hair Serum, For Long Hair, With Ceramides, Sérum Extentioniste, 50ml
- Kerastase Elixir Ultime L'Huile Original Hair Oil For All Hair Types - Hydrates, Strengthens and Adds Shine With Heat Protection and Frizz Control, With Wild Camellia

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pl/products/67509372-resistance-conditioning-leave-in-scalp-and-hair-serum-for-long](https://www.desertcart.pl/products/67509372-resistance-conditioning-leave-in-scalp-and-hair-serum-for-long)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-02-06*