---
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: "751 kr"
currency: DKK
in_stock: false
reviews_count: 5
url: https://www.desertcart.dk/products/282899346-kerastase-genesis-hair-serum-daily-strengthening-treatment-for-weak-hair
store_origin: DK
region: Denmark
---

# Anti-breakage boost Silicone-free formula 3 oz daily serum Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair, Silicone-Free, Anti-Breakage, Nourishes and Reinforces Hair, Serum Fortifiant

**Brand:** kérastase
**Price:** 751 kr
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Unlock your hair’s full potential — 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?** 751 kr with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/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

- • **Power-Packed Antioxidants:** Infused with caffeine, resveratrol, and niacinamide to energize hair follicles and promote growth.
- • **Strengthen & Fortify Daily:** Clinically designed to reinforce weak hair and reduce breakage with consistent use.
- • **Clean Beauty, No Compromise:** Silicone-free, enriched with natural extracts like ginger root for soothing scalp care.
- • **Luxury You Can Smell & Feel:** Signature Genesis scent elevates your hair care routine while delivering softer, healthier hair.
- • **Effortless Application Ritual:** Just 4 doses on dry or towel-dried scalp morning or night for visible transformation in 6 weeks.

## Overview

Kerastase Genesis Hair Serum is a premium 3 oz daily strengthening treatment formulated without silicones. It combines potent antioxidants like caffeine and resveratrol with niacinamide and ginger root extract to nourish, soothe, and reinforce weak hair, reducing breakage and promoting healthier growth. Designed for adults seeking a high-performance, luxurious hair care ritual, this serum delivers visible results in as little as 6 weeks.

## 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 | 238,289 in Beauty ( See Top 100 in Beauty ) 585 in Hair Serums |
| Brand | KÉRASTASE |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,468) |
| Customer reviews | 4.4 4.4 out of 5 stars (1,468) |
| 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

## 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/718vn8Sc7kL.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/71N--p-kvOL.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/71yhOvZrXiL.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/819n5gqePTL.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 Denmark*
*Store origin: DK*
*Last updated: 2026-02-07*