---
product_id: 282899346
title: "Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant"
brand: "kérastase"
price: "$108.54"
currency: USD
in_stock: false
reviews_count: 5
url: https://www.desertcart.us/products/282899346-kerastase-genesis-hair-serum-daily-strengthening-treatment-for-weak-hair
store_origin: US
region: United States of America
---

# Silicone-free & nourishing 90 ml daily serum Anti-breakage formula Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant

**Brand:** kérastase
**Price:** $108.54
**Availability:** ❌ Out of Stock

## Summary

> 💥 Unlock your hair’s full potential with Kerastase Genesis – because strong hair is the new power move!

## Quick Answers

- **What is this?** Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant by kérastase
- **How much does it cost?** $108.54 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/282899346-kerastase-genesis-hair-serum-daily-strengthening-treatment-for-weak-hair)

## 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

- • **Luxury Ritual:** A premium 3 oz serum designed for daily scalp massage and absorption.
- • **Clean Beauty Boost:** Silicone-free formula nourishes without weighing hair down.
- • **Strengthen & Protect:** Fortifies weak hair to reduce breakage and boost resilience.
- • **Visible Results Fast:** Notice softer, healthier hair in just one week of daily use.
- • **Powerful Antioxidants:** Infused with caffeine, resveratrol & ginger root extract for scalp vitality.

## Overview

Kerastase Genesis Hair Serum is a 90 ml daily strengthening treatment designed to reinforce weak hair and reduce breakage. Featuring a silicone-free formula enriched with niacinamide, caffeine, ginger root extract, and antioxidants, it nourishes the scalp and promotes healthier, softer hair. Ideal for adults seeking a premium, effective hair care ritual with visible results in just one week.

## Description

Product Description Kerastase Genesis Serum Fortifiant Fortifying Serum 3.04 Oz Ingredients Anti-acne: Niacinamide. Antioxidant: Caffeine, Zingiber Officinale Root Extract /​ Ginger Root Extract, Resveratrol, Tocopherol. Cell-communicating ingredient: Niacinamide. Skin brightening: Niacinamide. Soothing: Zingiber Officinale Root Extract /​ Ginger Root Extract. P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); Directions Use morning or night for a minimum of 6 weeks. Apply 4 doses to dry or towel-dried scalp, section by section. Massage to promote distribution and absorption in the hair. Do not rinse See more

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

- Genesis Serum Fortifiant Hair Serum 3 oz / 90 ml New

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B086TPQJTT |
| ASIN  | B086TPQJTT |
| Best Sellers Rank | 236,153 in Beauty ( See Top 100 in Beauty ) 572 in Hair Serums |
| Brand | KÉRASTASE |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,540) |
| Customer reviews | 4.5 4.5 out of 5 stars (1,540) |
| Date First Available | 10 April 2020 |
| Department | unisex |
| Department  | unisex |
| Format | Serum |
| Item dimensions L x W x H | 49 x 49 x 155 millimetres |
| Manufacturer | Kerastase |
| Manufacturer  | Kerastase |
| Manufacturer reference | 884486448149 |
| Manufacturer reference  | 884486448149 |
| Package Weight | 0.25 Kilograms |
| Package dimensions | 15.4 x 4.8 x 4.6 centimetres |
| 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 |
| Scent | Genesis |
| Target audience | Adults, particularly those with concerns about hair strength, breakage, and growth, who prioritize high-quality hair care products. |
| Volume | 3 Fluid Ounces |

## Product Details

- **Brand:** KÉRASTASE
- **Hair type:** All
- **Item form:** Serum
- **Item volume:** 3 Fluid Ounces
- **Liquid volume:** 3 Fluid Ounces
- **Material Type Free:** Silicone Free
- **Number of items:** 1
- **Product benefits:** Strengthening
- **Scent:** Genesis
- **Unit count:** 88.7 millilitre(s)

## Images

![Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant - Image 1](https://m.media-amazon.com/images/I/31BRybf+ugL.jpg)
![Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant - Image 2](https://m.media-amazon.com/images/I/71yhOvZrXiL.jpg)
![Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant - Image 3](https://m.media-amazon.com/images/I/81GAny3gdFL.jpg)
![Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant - Image 4](https://m.media-amazon.com/images/I/81zeIzG8whL.jpg)
![Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant - 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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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-24*