---
product_id: 374536410
title: "Specifique, Balancing Defence Serum, For Unbalanced Scalps, All Hair Types, With Vitamin C and 10% Bifidus Prebiotic, Serum Potentialiste, 90ml"
brand: "kérastase"
price: "417.35 DT"
currency: TND
in_stock: true
reviews_count: 13
category: "Kérastase"
url: https://www.desertcart.tn/products/374536410-specifique-balancing-defence-serum-for-unbalanced-scalps-all-hair-types
store_origin: TN
region: Tunisia
---

# Vitamin C antioxidant defense against external stressors Fast-absorbing serum for instant scalp comfort 10% Bifidus Prebiotic for scalp microbiome balance Specifique, Balancing Defence Serum, For Unbalanced Scalps, All Hair Types, With Vitamin C and 10% Bifidus Prebiotic, Serum Potentialiste, 90ml

**Brand:** kérastase
**Price:** 417.35 DT
**Availability:** ✅ In Stock

## Summary

> 🧴 Elevate your scalp game — because healthy roots mean unstoppable confidence!

## Quick Answers

- **What is this?** Specifique, Balancing Defence Serum, For Unbalanced Scalps, All Hair Types, With Vitamin C and 10% Bifidus Prebiotic, Serum Potentialiste, 90ml by kérastase
- **How much does it cost?** 417.35 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/374536410-specifique-balancing-defence-serum-for-unbalanced-scalps-all-hair-types)

## Best For

- kérastase enthusiasts

## Why This Product

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

## Key Features

- • **Clean & Conscious:** Sulphate-free, unscented serum designed for sensitive scalps and modern wellness routines.
- • **Antioxidant Shield:** Enriched with Vitamin C to defend against pollution and daily aggressors, keeping your scalp fresh.
- • **Instant Comfort Boost:** Fast-absorbing formula that soothes irritation and revitalizes roots for all hair types.
- • **Microbiome-Powered Balance:** Harnesses 10% Bifidus Prebiotic to restore and protect your scalp’s natural barrier.
- • **Daily Ritual, Visible Results:** Use morning or night for 3 weeks to experience a balanced, refreshed scalp and healthier hair.

## Overview

Kérastase Specifique Balancing Defence Serum is a 90ml fast-absorbing treatment enriched with 10% Bifidus Prebiotic and Vitamin C. Designed for all hair types, it nourishes and protects the scalp’s natural barrier, reduces discomfort, and revitalizes hair by leveraging microbiome science. Ideal for daily use, this sulphate-free, unscented serum promotes scalp comfort and healthy roots, leaving hair refreshed and balanced.

## Description

Product Description A defence serum enriched with Vitamin C and 10 percent- Bifidus Prebiotic. This universal defence serum is designed for all hair and scalp types. Potentialiste is a balancing serum that intensely nourishes and helps defend against an uncomfortable scalp, leaving a revitalised and refreshed feeling. Additionally, the fast-absorbing serum helps to protect against external aggressors and promotes healthy-looking beautiful hair. Ingredients With the power of microbiomic science. With prebiotic bifidus fraction and antioxidant vitamin C. Quick-absorbing, transparent serum gel tissue revitalises the scalp, strengthens the protective barrier and protects against aggression. Directions Apply directly to the scalp Safety Warning Always follow the safety instructions for proper use.

Review: Balance defect of scalp - Helped so much with a very itchy scalp would recommend
Review: Fabulous product - It’s great

## Features

- Serum Potentialiste is a balancing serum powered by Microbiome science. Enriched with Vitamin C to protect against external stressors and 10 percent Bifidus Prebiotic to maintain the scalp's natural barrier, it nourishes intensely to protect from scalp discomfort
- This fast-absorbing serum promotes scalp comfort, healthy roots and a balanced scalp. Hair is left revitalised and feeling refreshed
- Use once daily in the morning or before going to bed. Apply 3-4 pipettes on dry or towel dried hair. Use for 3 weeks. Do not rinse

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09GBBFYF7 |
| Benefits | This fast-absorbing serum promotes scalp comfort, healthy roots and a balanced scalp. Hair is left revitalised and feeling refreshed. |
| Best Sellers Rank | 55,525 in Beauty ( See Top 100 in Beauty ) 186 in Hair Serums |
| Brand Name | KÉRASTASE |
| Country Of Origin | España |
| Customer Reviews | 4.4 out of 5 stars 539 Reviews |
| Global Trade Identification Number | 00884486554017, 03474636954704 |
| Hair Type | All |
| Hair type | All |
| Item Form | Liquid |
| Item Volume | 90 Millilitres |
| Item Weight | 300 Grams |
| Item form | Liquid |
| Liquid Volume | 90 Millilitres |
| Liquid volume | 90 Millilitres |
| Manufacturer | KERASTASE |
| Material Type Free | Sulphate Free |
| Number of Items | 1 |
| Product benefits | This fast-absorbing serum promotes scalp comfort, healthy roots and a balanced scalp. Hair is left revitalised and feeling refreshed. Product benefits This fast-absorbing serum promotes scalp comfort, healthy roots and a balanced scalp. Hair is left revitalised and feeling refreshed. See more |
| Scent | Unscented |
| Scent Name | Unscented |
| UPC | 884486554017 |
| Unit Count | 90.0 millilitre |

## Product Details

- **Brand:** KÉRASTASE
- **Hair type:** All
- **Item form:** Liquid
- **Item volume:** 90 Millilitres
- **Liquid volume:** 90 Millilitres
- **Material Type Free:** Sulphate Free
- **Number of items:** 1
- **Scent:** Unscented
- **Unit count:** 90.0 millilitre

## Images

![Specifique, Balancing Defence Serum, For Unbalanced Scalps, All Hair Types, With Vitamin C and 10% Bifidus Prebiotic, Serum Potentialiste, 90ml - Image 1](https://m.media-amazon.com/images/I/41gEB83x0TL.jpg)
![Specifique, Balancing Defence Serum, For Unbalanced Scalps, All Hair Types, With Vitamin C and 10% Bifidus Prebiotic, Serum Potentialiste, 90ml - Image 2](https://m.media-amazon.com/images/I/51tHR52npKL.jpg)
![Specifique, Balancing Defence Serum, For Unbalanced Scalps, All Hair Types, With Vitamin C and 10% Bifidus Prebiotic, Serum Potentialiste, 90ml - Image 3](https://m.media-amazon.com/images/I/61LgcI0KjFL.jpg)
![Specifique, Balancing Defence Serum, For Unbalanced Scalps, All Hair Types, With Vitamin C and 10% Bifidus Prebiotic, Serum Potentialiste, 90ml - Image 4](https://m.media-amazon.com/images/I/61k6-4DSbjL.jpg)
![Specifique, Balancing Defence Serum, For Unbalanced Scalps, All Hair Types, With Vitamin C and 10% Bifidus Prebiotic, Serum Potentialiste, 90ml - Image 5](https://m.media-amazon.com/images/I/51KsosszEJL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: What are the benefits of Kérastase Specifique Sérum Potentialiste?**
A: It rebalances, soothes and calms the scalp, strengthens the scalp's natural barrier to protect it from external stressors, provides a feeling of freshness, and lifts the roots for hair that looks revitalised.

**Q: What is the microbiome?**
A: The microbiome is a beneficial ecosystem of bacteria that exist naturally on the scalp. If it becomes unbalanced, itching, sensitivity and dryness can occur.

**Q: How does Sérum Potentialiste affect the microbiome?**
A: It "feeds" the good bacteria while combating external oxidative stress, thereby preventing scalp discomfort and reducing sensitivity.

**Q: What ingredients does Sérum Potentialiste contain?**
A: It contains 10% Bifidus Prebiotic to provide nutrients that the scalp microbiome needs to remain balanced. It also contains Vitamin C, a known antioxidant that protects against daily stressors.

**Q: Does it contain any sulphates, parabens, silicones or preservatives?**
A: No, Sérum Potentialiste is sulphate-, paraben-, silicone- and preservative-free. It can be used daily (morning or night) over a 3-week period.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Balance defect of scalp
*by A***R on 29 July 2026*

Helped so much with a very itchy scalp would recommend

### ⭐⭐⭐⭐⭐ Fabulous product
*by S***S on 11 March 2026*

It’s great

### ⭐⭐⭐⭐⭐ Very good product
*by G***E on 21 February 2026*

Very good product I like it

## Frequently Bought Together

- KÉRASTASE Specifique Potentialiste Hair & Scalp Serum, Universal Defense Serum for Scalps, Hydrates Scalp with Vitamin C, Sulfate-Free for Normal, Dry, Sensitive or Oily Scalps, 3.04 Fl Oz
- 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

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-15*