---
title: "Kerastase Genesis Serum — $1.5M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/kerastase-genesis-serum"
last_updated: "2026-08-11T14:10:27.680Z"
locale: en
meta:
description: "Niche score 46/100 · $1.5M/yr market · 1.6M searches/yr · $34.70 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $1.5M/yr market · 1.6M searches/yr · $34.70 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Kerastase Genesis Serum — $1.5M/yr Amazon US Niche (2026) - Flapen"
---
# **kerastase genesis serum**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 87Growth 12Conversion 35Competition 20Returns 95Price range 86Avg price 95Brand share 0Review moat 25Quality gap 45
**Returns**
**Incredible****1.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$34.70**
avg listing price — sweet spot $15–$100
**Market size**
**Great****$1.5M**
$1.5M/yr · 1.6M searches
**Price range**
**Great****$7.12–$76.69**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Okay****2.8%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Bad****4,836.77**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****76%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-26.6%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, kerastase genesis serum is a $1.5M/yr Amazon United States market (1.6M searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb–Mar–Apr–Jun. Verdict: Skip it — 46/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **kerastase genesis serum market data**
- **Units sold / yr**
- **50K–60K**
- avg 3,000–4,000/product
- **Revenue / yr**
- **$1.7M–$2.1M**
- units × avg price
- **Conversion rate**
- **2.8%**
- **Avg BSR**
- **#38**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **69%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **47 months**
- **Avg seller age**
- **137 days**
## **Competition & brand share**
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **—flat
**Sellers**
**55**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**76%**
Top 20: 100%
**Open market**
**0%**
- KÉRASTASE77% - L'Oreal Paris11% - The Ordinary6% - Pantene3% - NIOXIN3% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -26.6% search growth over the last 90 days.
60K40KPrime Day '24Spike '24Black Friday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Mar, Apr, Jun · busiest ÷ quietest = 7.6×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/kerastase-genesis-serum/trend)
## **Top kerastase genesis serum search terms**
- **kerastase genesis serum**532K/yr-35.5%5.9% conv. - **loreal elvive growth booster**236K/yr-23.2%0.4% conv. - **kerastase genesis**160K/yr-5.3%2.6% conv. - **aminexil**126K/yr-25.2%0.3% conv. - **elvive growth booster**85K/yr-33.5%0.5% conv. - **aminexil hair serum**61K/yr-27.1%0.4% conv. - **loreal growth booster**51K/yr-13.1%0.5% conv. - **loreal elvive caida resist aminexil**31K/yr+13.5%0.1% conv. - **kerastase hair growth serum**28K/yr+6.2%4.8% conv. - **loreal aminexil**22K/yr-10.4%0.1% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/kerastase-genesis-serum/search-terms)
## **Top kerastase genesis serum products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$152K20%$304K30%$457K40%$609K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair Silicone-Free Anti-Breakage Nourishes and Reinforces Hair Serum Fortifiant 1 Fl Oz**KÉRASTASE**$32.89**4.5★2,345 rev](https://www.amazon.com/dp/B0G3D8F18H) [2**Kerastase Genesis Hair Serum - Prevents Hair Fall from Brushing Strengthens Weak Hair Enriched with Ginger & Caffeine 97% Less Breakage 3.04 Fl Oz**KÉRASTASE**$62.97**4.5★2,345 rev](https://www.amazon.com/dp/B086TPQJTT) [3**The Ordinary Multi-Peptide Serum for Hair Density Peptide-Powered Formula for Thicker Fuller Looking Hair 2 Fl Oz**The Ordinary**$22.56**4.1★1,488 rev](https://www.amazon.com/dp/B09WMT8HYB) [4**Kerastase Magic Night Hair Serum Set with Genesis Anti-Hair Fall Serum and Nutritive 8H Overnight Serum Hair Care Gift Set to Strengthen Nourish and Reduce Break age 2-Piece Set**KÉRASTASE**$76.69**4.5★63 rev](https://www.amazon.com/dp/B0GJFWD26N) [5**Kerastase Nutritive 8H Magic Night Serum - Overnight Treatment for Dry Hair Enhances Shine Anti-Frizz With Plant-Based Proteins**KÉRASTASE**$58.50**4.6★9,312 rev](https://www.amazon.com/dp/B0BZZJWGPQ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Kerastase Magic Night Hair Serum Set with Genesis Anti-Hair Fall Serum and Nutritive 8H Overnight Serum Hair Care Gift Set to Strengthen Nourish and Reduce Break age 2-Piece Set**KÉRASTASE**$76.69**63 rev3mo ago](https://www.amazon.com/dp/B0GJFWD26N) [**Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair Silicone-Free Anti-Breakage Nourishes and Reinforces Hair Serum Fortifiant 1 Fl Oz**KÉRASTASE**$32.89**2,345 rev4mo ago](https://www.amazon.com/dp/B0G3D8F18H) [**Pantene Abundant & Strong Daily Scalp Serum Strengthens Scalps Hold on Roots 2 oz**Pantene**$18.58**380 rev5mo ago](https://www.amazon.com/dp/B0FNFCPFW4) [**LOreal Paris Elvive Hyaluron + Pure Oil Erasing Scalp Serum with Salicylic Acid For Oily Hair 3.45 Fl Oz**L'Oreal Paris**$10.79**445 rev1y ago](https://www.amazon.com/dp/B0DR9MSBTL) [**Nioxin Hair Fall Defense Intensive Daily Leave-In Hair Treatment | With Niacinamide Caffeine Lauric Acid and Sandalore | For Thicker Stronger Hair | 2.3 Fl Oz.**NIOXIN**$39.81**888 rev3y ago](https://www.amazon.com/dp/B0C1QDP2R7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Kerastase Magic Night Hair Serum Set with Genesis Anti-Hair Fall Serum and Nutritive 8H Overnight Serum Hair Care Gift Set to Strengthen Nourish and Reduce Break age 2-Piece Set**KÉRASTASE**$76.69**4.5★**▲ 323%**](https://www.amazon.com/dp/B0GJFWD26N) [**Pantene Abundant & Strong Daily Scalp Serum Strengthens Scalps Hold on Roots 2 oz**Pantene**$18.58**4.5★**▲ 320%**](https://www.amazon.com/dp/B0FNFCPFW4) [**Kerastase Genesis Hair Serum - Daily Strengthening Treatment for Weak Hair Silicone-Free Anti-Breakage Nourishes and Reinforces Hair Serum Fortifiant 1 Fl Oz**KÉRASTASE**$32.89**4.5★**▲ 97%**](https://www.amazon.com/dp/B0G3D8F18H) [**Kerastase Genesis Strengthening Nutri-Fortifiant Shampoo - Gently Cleanses & Clarifies the Scalp Nourishes and Reduces Breakage For Weak or Damaged Hair Detangles & Hydrates For Normal to Dry Hair**KÉRASTASE**$44.77**4.6★**— 3%**](https://www.amazon.com/dp/B083JK13DH) [**The Ordinary Multi-Peptide Serum for Hair Density Peptide-Powered Formula for Thicker Fuller Looking Hair 2 Fl Oz**The Ordinary**$22.56**4.1★**— 4%**](https://www.amazon.com/dp/B09WMT8HYB)
**~~View all trending →~~**
## **What buyers say about kerastase genesis serum**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Smell**22%
*“Great scent”*
**Hair Growth**10%
*“This product has really strengthened my hair”*
**Quality-Overall**10%
*“Excellent product”*
**Soft Feel**10%
*“Softens my hair”*
**Value For Money**5%
*“Worth it”*
**Moist/Dry**5%
*“It is moisturizing”*
**Suitability Straight Hair**3%
*“Wonderful hair”*
**Oily/Greasy**3%
*“Doesnt feel oily, goes on easy and feels good”*
**Weight Light**2%
*“Easy to use and lightweight”*
**Hair Styling**2%
*“Awesome this gave my hair so much volume”*
### **What buyers complain about **
**Smell**16%
*“unpleasant smell”*
**Value For Money**10%
*“Expensive”*
**Hair Related**8%
*“Did not work on my hair”*
**Oily/Greasy**7%
*“too oily”*
**Functionality-Overall**5%
*“Ineffective”*
**Moist/Dry**4%
*“Not hydrating”*
**Allergies**4%
*“Caused major itching”*
**Suitability Short Hair**2%
*“it doesn't work with my hair”*
**Damage/Burn Hair**2%
*“Made my hair fall out”*
**Size-Overall**1%
*“The bottle itself is such larger than I thought”*
### **Top return reasons **
**Smell**18%
**Functionality-Overall**12%
**Advertised Vs Actual Product**9%
**Oily/Greasy**8%
**Value For Money**7%
**Suitability Short Hair**7%
**Product Condition**6%
**Moist/Dry**4%
**Damage/Burn Hair**4%
**Size-Overall**4%
## **Common questions**
- **Is kerastase genesis serum profitable to sell on Amazon United States?**
- The niche generates $1.5M/yr across 13 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -26.6%. Flapen's verdict: Skip it (46/100).
- **How competitive is the kerastase genesis serum niche?**
- 5 brands and 55 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in kerastase genesis serum?**
- Top complaints mined from reviews: Smell, Value For Money, Hair Related. The return rate is 1.0%.
- **When does demand for kerastase genesis serum peak?**
- Demand peaks in Jan–Feb–Mar–Apr–Jun; the busiest month runs 7.6× the quietest.
- **What does it cost to enter the kerastase genesis serum niche?**
- Listings span $7.12–$76.69; the average listing price is $34.70 (sweet spot $15–$100). The average incumbent carries 4,837 reviews — the moat a new listing must climb.
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