---
title: "Keratin Treatment Formaldehyde Free — $40K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/keratin-treatment-formaldehyde-free"
last_updated: "2026-08-11T16:50:23.777Z"
locale: en
meta:
description: "Niche score 42/100 · $40K/yr market · 14K searches/yr · $42.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $40K/yr market · 14K searches/yr · $42.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Keratin Treatment Formaldehyde Free — $40K/yr Amazon US Niche (2026) - Flapen"
---
# **keratin treatment formaldehyde free**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 10Growth 56Conversion 71Competition 12Returns 45Price range 95Avg price 95Brand share 0Review moat 37Quality gap 79
**Avg price**
**Incredible****$42.72**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$24.27–$65.93**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Good****6.5%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Good****+28.8%**
90-day search growth — must beat 0% to launch
**Returns**
**Okay****3.4%**
return rate — above 5% kills the launch gate
**Review moat**
**Okay****2,814.56**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****86%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$40K**
$40K/yr · 14K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, keratin treatment formaldehyde free is a $40K/yr Amazon United States market (14K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jul. Verdict: Skip it — 42/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **keratin treatment formaldehyde free market data**
- **Units sold / yr**
- **750–1K**
- avg 100–250/product
- **Revenue / yr**
- **$32K–$43K**
- units × avg price
- **Conversion rate**
- **6.5%**
- **Avg BSR**
- **#398**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **67%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **83 months**
- **Avg seller age**
- **150 days**
## **Competition & brand share**
The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**1 **—flat
**Sellers**
**2**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**86%**
Top 20: 100%
**Open market**
**0%**
- Kerazon Professional100%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +28.8% search growth over the last 90 days.
500300Prime Day '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/keratin-treatment-formaldehyde-free/trend)
## **Top keratin treatment formaldehyde free 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%15%$6K30%$12K45%$18K60%$24K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**KERAZON Brazilian Keratin Treatment Buriti Liss Kit 2oz/60ml - At Home Keratin Treatment Smoothing and Straightening - Keratina para Alisar el Pelo - For All Hair Types**Kerazon Professional**$38.38**4.0★7,647 rev](https://www.amazon.com/dp/B07MK6C1JM) [2**Clarifying Shampoo with Brazilian Keratin Treatment and Intensive Hair Mask KIT Tratamiento de Keratina Alisado 120ml 4fl.oz**Kerazon Professional**$65.93**4.0★7,647 rev](https://www.amazon.com/dp/B07ZG63JHJ) [3**KERAZON Intensive Brazilian Hair BTX Smoothing Treatment 8oz 236ml For All Hair Types Thermal Activated Hair Mask Damaged Hair and Long Lasting Volume And Frizz Control**Kerazon Professional**$36.85**4.3★970 rev](https://www.amazon.com/dp/B08K3XT9MM) [4**Brazilian Keratin Straightening Treatment KIT 2fl.oz Buriti Liss Collagen Pro For all hair types**Kerazon Professional**$48.10**4.0★7,647 rev](https://www.amazon.com/dp/B0DVYBJDKC) [5**Kerazon Buriti Liss Brazilian Smoothing Treatment One-Step Formula 4 fl oz**Kerazon Professional**$56.30**4.3★261 rev](https://www.amazon.com/dp/B0DJWNX34C)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Brazilian Keratin Straightening Treatment KIT 2fl.oz Buriti Liss Collagen Pro For all hair types**Kerazon Professional**$48.10**7,647 rev1y ago](https://www.amazon.com/dp/B0DVYBJDKC) [**Kerazon Buriti Liss Brazilian Smoothing Treatment One-Step Formula 4 fl oz**Kerazon Professional**$56.30**261 rev1y ago](https://www.amazon.com/dp/B0DJWNX34C) [**Brazilian Keratin Treatment Kerazon Buriti Liss 2 fl oz 60ml - For All Hair Types (Pack of 1)**Kerazon Professional**$29.83**17 rev1y ago](https://www.amazon.com/dp/B0DJ1B5HSV) [**KERAZON Intensive Brazilian Hair BTX Smoothing Treatment 8oz 236ml For All Hair Types Thermal Activated Hair Mask Damaged Hair and Long Lasting Volume And Frizz Control**Kerazon Professional**$36.85**970 rev5y ago](https://www.amazon.com/dp/B08K3XT9MM) [**Kerazon Professional Hair Mask Anti Frizz Keratin Care Moisturizing Deep Hydration for Dry Damaged Hair Buriti Liss**Kerazon Professional**$24.27**284 rev6y ago](https://www.amazon.com/dp/B07W6819Z7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Kerazon Buriti Liss Brazilian Smoothing Treatment One-Step Formula 4 fl oz**Kerazon Professional**$56.30**4.3★**▲ 162%**](https://www.amazon.com/dp/B0DJWNX34C) [**Clarifying Shampoo with Brazilian Keratin Treatment and Intensive Hair Mask KIT Tratamiento de Keratina Alisado 120ml 4fl.oz**Kerazon Professional**$65.93**4.0★**▲ 30%**](https://www.amazon.com/dp/B07ZG63JHJ) [**Brazilian Keratin Straightening Treatment KIT 2fl.oz Buriti Liss Collagen Pro For all hair types**Kerazon Professional**$48.10**4.0★**▲ 16%**](https://www.amazon.com/dp/B0DVYBJDKC) [**Sulfate Free Anti Frizz Color Safe Keratin Care Shampoo & Conditioner DUAL pack. Imported.**Kerazon Professional**$28.46**4.4★**▲ 13%**](https://www.amazon.com/dp/B083RQ7QJB) [**KERAZON Brazilian Keratin Treatment Buriti Liss Kit 2oz/60ml - At Home Keratin Treatment Smoothing and Straightening - Keratina para Alisar el Pelo - For All Hair Types**Kerazon Professional**$38.38**4.0★**— 5%**](https://www.amazon.com/dp/B07MK6C1JM)
**~~View all trending →~~**
## **What buyers say about keratin treatment formaldehyde free**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**28%
*“Good quality shampoo n conditioner for keratin treated hair”*
**Value For Money**8%
*“great value”*
**Ease Of Use**6%
*“Easy to use”*
**Soft Feel**6%
*“soft”*
**Suitability Straight Hair**6%
*“my hair is very straight”*
**Smell**5%
*“Pleasant fragrance,”*
**Suitability Curly Hair**5%
*“I did the treatment about 10 days ago and my hair is shiny, frizz free,”*
**Advertised Vs Actual Product**4%
*“Works as advertised”*
**Hair Growth**4%
*“It helped my wifes hair”*
**Hair Styling**3%
*“Actually makes my hair feel good”*
### **What buyers complain about **
**Smell**27%
*“The smell is unbearable”*
**Allergies**6%
*“irritating—it actually caused my nose”*
**Breathability**6%
*“not a well ventilated area”*
**Functionality-Overall**6%
*“This product didn't bring any results”*
**Side Effects**5%
*“My eyes was burning”*
**Damage/Burn Hair**5%
*“It burns your eyes and nose SO badly, even if you take precautions and ventilate well”*
**Hair Related**5%
*“Making worse my hair”*
**Value For Money**4%
*“High price for”*
**Suitability Short Hair**3%
*“Making worse my hair”*
**Size-Overall**3%
*“The size for the price is incredibly small”*
### **Top return reasons **
**Size-Overall**31%
**Functionality-Overall**16%
**Leak-Proof**8%
**Smell**7%
**Advertised Vs Actual Product**7%
**Value For Money**6%
**Suitability Short Hair**4%
**Suitability Long Hair**3%
**Damage/Burn Hair**3%
**Product Condition**2%
## **Common questions**
- **Is keratin treatment formaldehyde free profitable to sell on Amazon United States?**
- The niche generates $40K/yr across 9 tracked products. 90-day search growth is +28.8%. Flapen's verdict: Skip it (42/100).
- **How competitive is the keratin treatment formaldehyde free niche?**
- 1 brands and 2 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in keratin treatment formaldehyde free?**
- Top complaints mined from reviews: Smell, Allergies, Breathability. The return rate is 3.4%.
- **When does demand for keratin treatment formaldehyde free peak?**
- Demand peaks in Jul; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the keratin treatment formaldehyde free niche?**
- Listings span $24.27–$65.93; the average listing price is $42.72 (sweet spot $15–$100). The average incumbent carries 2,815 reviews — the moat a new listing must climb.
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