---
title: "Kosas Brow Gel — $166K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/kosas-brow-gel"
last_updated: "2026-08-11T13:21:29.035Z"
locale: en
meta:
description: "Niche score 43/100 · $166K/yr market · 81K searches/yr · $22.76 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · $166K/yr market · 81K searches/yr · $22.76 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Kosas Brow Gel — $166K/yr Amazon US Niche (2026) - Flapen"
---
# **kosas brow gel**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 34Growth 21Conversion 83Competition 6Returns 77Price range 55Avg price 94Brand share 0Review moat 61Quality gap 75
**Avg price**
**Great****$22.76**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****9.0%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Great****1.9%**
return rate — above 5% kills the launch gate
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Good****1,051.38**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Good****$6.69–$25.35**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****$166K**
$166K/yr · 81K searches
**Growth**
**Bad****-7.5%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****93%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, kosas brow gel is a $166K/yr Amazon United States market (81K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 43/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **kosas brow gel market data**
- **Units sold / yr**
- **5K–6K**
- avg 250–500/product
- **Revenue / yr**
- **$114K–$137K**
- units × avg price
- **Conversion rate**
- **9.0%**
- **Avg BSR**
- **#222**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **75%**
- **Out of stock**
- **1.3%**
- **Avg brand age**
- **64 months**
- **Avg seller age**
- **133 days**
## **Competition & brand share**
The top 5 products capture 93% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▲rising
**Sellers**
**9**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**93%**
Top 20: 100%
**Open market**
**0%**
- Kosas86% - ILIA11% - Honest Beauty2% - Open — no brand owns it (0%)
## **Demand**
Weekly Amazon search volume, last 50 weeks — -7.5% search growth over the last 90 days.
2K2KSpike '25Black Friday '25Spike '26Aug '25Sep '25Nov '25Jan '26Mar '26May '26
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/kosas-brow-gel/trend)
## **Top kosas brow gel search terms**
- **kosas brow gel**35K/yr-36.1%6.1% conv. - **kosas eyebrow gel**14K/yr+40.6%6.7% conv. - **ilia brow gel**11K/yr+19.4%3.6% conv. - **kosas air brow**8K/yr+13.0%5.7% conv. - **ilia eyebrow gel**6K/yr+5.3%4.9% conv. - **kosas air brow gel**6K/yr-20.1%5.8% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/kosas-brow-gel/search-terms)
## **Top kosas brow gel 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%$17K20%$33K30%$50K40%$67K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Soft Brown**Kosas**$25.17**4.4★1,251 rev](https://www.amazon.com/dp/B09XFSZ5S4) [2**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Clear**Kosas**$25.31**4.4★1,251 rev](https://www.amazon.com/dp/B091J5XCFP) [3**ILIA - In Frame Brow Gel | Lightweight Long-Lasting Flake-Resistant Hold | Full Lifted Look | Non-Toxic Vegan Cruelty-Free Clean Makeup (Universal Clear)**ILIA**$23.85**4.3★170 rev](https://www.amazon.com/dp/B0C5G9QSST) [4**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Medium Brown**Kosas**$25.35**4.4★1,251 rev](https://www.amazon.com/dp/B09XFWSF55) [5**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Taupe**Kosas**$25.23**4.4★1,251 rev](https://www.amazon.com/dp/B09XFH8K1T)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ILIA - In Frame Brow Gel | Lightweight Long-Lasting Flake-Resistant Hold | Full Lifted Look | Non-Toxic Vegan Cruelty-Free Clean Makeup (Universal Clear)**ILIA**$23.85**170 rev3y ago](https://www.amazon.com/dp/B0C5G9QSST) [**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Soft Brown**Kosas**$25.17**1,251 rev4y ago](https://www.amazon.com/dp/B09XFSZ5S4) [**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Medium Brown**Kosas**$25.35**1,251 rev4y ago](https://www.amazon.com/dp/B09XFWSF55) [**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Taupe**Kosas**$25.23**1,251 rev4y ago](https://www.amazon.com/dp/B09XFH8K1T) [**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Dark Brown**Kosas**$25.17**1,251 rev4y ago](https://www.amazon.com/dp/B09XFFR9Q1)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Honest Beauty Honestly Healthy Brow Gel for Fuller Looking Brows | Strengthens + Adds Volume | Castor Oil + Red Clover Extract | EWG Verified Vegan Cruelty Free | Soft Black 0.05 fl oz**Honest Beauty**$6.69**3.7★**▲ 152%**](https://www.amazon.com/dp/B095Y5QZLL) [**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Soft Brown**Kosas**$25.17**4.4★**▲ 72%**](https://www.amazon.com/dp/B09XFSZ5S4) [**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Dark Brown**Kosas**$25.17**4.4★**— 5%**](https://www.amazon.com/dp/B09XFFR9Q1) [**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Clear**Kosas**$25.31**4.4★**— 7%**](https://www.amazon.com/dp/B091J5XCFP) [**Kosas Air Brow Tinted Eyebrow Gel Volumizing Brow Gel with Flexible Long-Lasting Hold Brown Black**Kosas**$25.27**4.4★**▼ 11%**](https://www.amazon.com/dp/B09XFFX8BQ)
**~~View all trending →~~**
## **What buyers say about kosas brow gel**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Color**38%
*“the color is perfect”*
**Durability**8%
*“Goes on nicely and holds great”*
**Ease Of Application**7%
*“the ease of application”*
**Quality-Overall**6%
*“Same quality as ELF”*
**Residue**6%
*“Strong hold, no residue, can't tell it's there”*
**Suitability Colored Hair**6%
*“Great for low contrast features with blonde or light brown hair”*
**Soft Feel**6%
*“Their products are smooth and great color and last all day”*
**Ingredients-Overall**6%
*“Plus there are good ingredients”*
**Eyelash Quality**6%
*“Gives very natural looking eyebrows”*
**Weight Light**3%
*“It is very light weight so you dont feel it on like other brow products”*
### **What buyers complain about **
**Value For Money**25%
*“Find something cheaper”*
**Size-Overall**13%
*“This one super small brush, small tube, dont offer brown anymore, & the gel is useless”*
**Moist/Dry**13%
*“Dont buy - came completely dried up”*
**Functionality-Overall**13%
*“It literally does nothing”*
**Hair Related**13%
*“Didn't really hold stray brow hairs in line”*
**Weight Heavy**6%
*“Extremely gunky and heavy”*
**Durability**6%
*“The small bottle of eye gel literally broke in half”*
**Natural Ingredients**6%
*“The ingredients aren't natural and full of alcohol, vinyl caprolactam/VP/dimethylaminoethyl methacrylate, PVP, ethyhexylglycerin”*
### **Top return reasons **
**Color**48%
**Functionality-Overall**12%
**Moist/Dry**10%
**Advertised Vs Actual Product**8%
**Product Condition**4%
**Value For Money**2%
**Texture/Consistency-Overall**2%
**Size-Overall**2%
**Smell**1%
**Quality-Overall**1%
## **Common questions**
- **Is kosas brow gel profitable to sell on Amazon United States?**
- The niche generates $166K/yr across 8 tracked products. 90-day search growth is -7.5%. Flapen's verdict: Skip it (43/100).
- **How competitive is the kosas brow gel niche?**
- 3 brands and 9 sellers compete. The top 5 products take 93% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in kosas brow gel?**
- Top complaints mined from reviews: Value For Money, Size-Overall, Moist/Dry. The return rate is 1.9%.
- **What does it cost to enter the kosas brow gel niche?**
- Listings span $6.69–$25.35; the average listing price is $22.76 (sweet spot $15–$100). The average incumbent carries 1,051 reviews — the moat a new listing must climb.
## **Related niches in Beauty & Personal Care**
- 75 [**bio oil lotion**](https://flapen.com/research/us/beauty-personal-care/bio-oil-lotion)$654K/yr+95.9%**Worth a look**- 75 [**glossier futuredew serum**](https://flapen.com/research/us/beauty-personal-care/glossier-futuredew-serum)$344K/yr+383.6%**Worth a look**- 75 [**press on toenails**](https://flapen.com/research/us/beauty-personal-care/press-on-toenails)$2.4M/yr+79.4%**Launch it**- 75 [**skulta deep peptide eye mask**](https://flapen.com/research/us/beauty-personal-care/skulta-deep-peptide-eye-mask)$58K/yr>1,000%**Worth a look**- 75 [**mineral sunscreen spray**](https://flapen.com/research/us/beauty-personal-care/mineral-sunscreen-spray)$3.8M/yr+183.8%**Launch it**- 76 [**collagen oil**](https://flapen.com/research/us/beauty-personal-care/collagen-oil)$344K/yr+116.2%**Worth a look**[**All Beauty & Personal Care niches **](https://flapen.com/research/us/beauty-personal-care)