---
product_id: 257980866
title: "Fortifiant Leave-In"
brand: "kérastase"
price: "3572915₫"
currency: VND
in_stock: true
reviews_count: 5
url: https://www.desertcart.vn/products/257980866-fortifiant-leave-in
store_origin: VN
region: Vietnam
---

# Arginine & Ginger Root Extract blend 90ml daily fortifying serum Silicone-free breakage defense Fortifiant Leave-In

**Brand:** kérastase
**Price:** 3572915₫
**Availability:** ✅ In Stock

## Summary

> 🌟 Unlock your hair’s full potential with every drop!

## Quick Answers

- **What is this?** Fortifiant Leave-In by kérastase
- **How much does it cost?** 3572915₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/257980866-fortifiant-leave-in)

## 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

- • **Power Trio:** Infused with Arginine, Ginger Root & Edelweiss Native Cells for ultimate scalp care
- • **Root Revival:** Stimulates healthy hair growth by boosting blood flow to roots
- • **Clean & Nourish:** Silicone-free formula for naturally nourished, soft hair
- • **Strengthen & Shield:** Fortifies weakened hair to reduce breakage and hair fall
- • **Visible Results Fast:** Noticeably healthier, softer hair within just one week of use

## Overview

KERASTASE Genesis Serum Fortifiant is a 90ml daily hair serum designed to strengthen weakened hair prone to breakage. Powered by Arginine, Ginger Root Extract, and Edelweiss Native Cells, it stimulates blood flow to hair roots, promoting growth and reducing hair fall. This silicone-free formula nourishes hair deeply, delivering softer, healthier strands with visible results in just one week.

## Description

A daily fortifying serum for weakened hair that is prone to falling due to breakage from brushing Formulated with Arginine, Ginger Root Extract & Edelweiss Native Cells Helps stimulate healthy hair growth by supporting strong blood ﬂow to the roots of hair cells Strengthens hair day after day while reducing breakage Unveils healthy & nourished hair Silicone-free

Review: رائع
Review: I love everything about this product! Pricey but sooooooo worth it!!!! Used as directed and within the first week I started noticing a difference. My hair is softer, way less breakage, hair looks healthier, helped the hair growth. Smells really good too. I wish I would’ve taken before and after pictures.

## Features

- 90ml/3.04oz

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B086TPQJTT |
| ASIN  | B086TPQJTT |
| Best Sellers Rank | #79,097 in Beauty ( See Top 100 in Beauty ) #353 in Hair Styling Serums |
| Customer reviews | 4.5 4.5 out of 5 stars (1,540) |
| Date First Available  | 6 April 2020 |
| Manufacturer | Kerastase |
| Manufacturer  | Kerastase |
| Manufacturer reference | 884486448149 |
| Manufacturer reference  | 884486448149 |
| Product Dimensions | 4.9 x 4.9 x 15.49 cm; 249 g |
| Product Dimensions  | 4.9 x 4.9 x 15.49 cm; 249 g |

## Product Details

- **Hair type:** All
- **Liquid volume:** 3 Fluid Ounces
- **Material type free:** Paraben Free
- **Product benefits:** Strengthening
- **Scent:** Unscented

## Images

![Fortifiant Leave-In - Image 1](https://m.media-amazon.com/images/I/31BRybf+ugL.jpg)
![Fortifiant Leave-In - Image 2](https://m.media-amazon.com/images/I/71yhOvZrXiL.jpg)
![Fortifiant Leave-In - Image 3](https://m.media-amazon.com/images/I/81GAny3gdFL.jpg)
![Fortifiant Leave-In - Image 4](https://m.media-amazon.com/images/I/81zeIzG8whL.jpg)
![Fortifiant Leave-In - Image 5](https://m.media-amazon.com/images/I/71N--p-kvOL.jpg)

## Questions & Answers

**Q: What is the fragrance in Serum Fortifiant Hair Serum?**
A: Inspired by the energy flowing from modern colognes, Genesis fragrance is a bright, invigorating scent of bergamot & a hint of aromatic green.

**Q: How often should I use Serum Fortifiant Hair Serum?**
A: For best results to strengthen weakened hair, we recommend using Serum Fortifiant Hair Serum daily after using a shampoo and conditioner or hair mask.

**Q: Should I use Serum Fortifiant Hair Serum on wet or dry hair?**
A: We recommend using Serum Fortifiant Hair Serum on damp, towel-dried scalp after cleansing with and treating with a conditioner or hair mask. After applying the hair serum, proceed to blow dry or let hair air dry. Do not rinse.

**Q: Should Serum Fortifiant Hair Serum be applied to the hair or scalp?**
A: Serum Fortifiant Hair Serum should be applied to the scalp in order to strengthen hair and prevent hair fall due to breakage from brushing. Apply to parts of the scalp where your hair needs the most strength and in areas where you notice less density

**Q: What is the difference between hair-fall and hair-loss?**
A: Hair-loss is defined by > 100 strands falling from the roots per day due to the hardening of collagen hair shaft. Hair-fall is defined by > 100 strands per day falling from the roots due to biological reasons (stress, hormones, diet) OR breakage.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by S***A on 13 August 2025*

رائع

### ⭐⭐⭐⭐⭐ Review
*by A***1 on 4 January 2026*

I love everything about this product! Pricey but sooooooo worth it!!!! Used as directed and within the first week I started noticing a difference. My hair is softer, way less breakage, hair looks healthier, helped the hair growth. Smells really good too. I wish I would’ve taken before and after pictures.

### ⭐⭐⭐⭐⭐ Review
*by R***A on 27 October 2025*

È un prodotto ottimo, mantiene le promesse. Effettivamente ho notato l' effetto di miglioramento sulla caduta dei capelli

## Frequently Bought Together

- Kerastase Genesis Hair Serum | Daily Strengthening Treatment for Weak or Damaged Hair | Nourishes and Reinforces Hair | Anti-Breakage | Silicone-Free | For Weakened Hair | Serum Fortifiant
- Kerastase Elixir Ultime Refillable Hair Oil - Hydrates & Smoothes Frizz, Adds Shine, With Wild Camellia, Nourishes & Strengthens Hair
- Kerastase Nutritive 8HR Magic Night Hair Serum - Overnight Beauty Sleep Nourishing Serum, Deeply Conditions, Reduces Tangles & Prevents Frizz, For All Hair Types

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**Shop now:** [https://www.desertcart.vn/products/257980866-fortifiant-leave-in](https://www.desertcart.vn/products/257980866-fortifiant-leave-in)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-18*