---
title: "Lash Serum — $16.5M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/lash-serum"
last_updated: "2026-08-11T20:44:37.515Z"
locale: en
meta:
description: "Niche score 60/100 · $16.5M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 60/100 · $16.5M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Lash Serum — $16.5M/yr Amazon US Niche (2026) - Flapen"
---
# **lash serum**
**Worth a look**
Shows a $16.5M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 100Growth 20Conversion 73Competition 26Returns 95Price range 87Avg price 95Brand share 33Review moat 20Quality gap 76
**Market size**
**Incredible****$16.5M**
$16.5M/yr · 8.5M searches
**Returns**
**Great****1.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$28.93**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.55–$77.29**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Good****6.7%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Okay****85%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****69%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-10.2%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****12,861.2**
avg incumbent reviews — the moat a new listing must climb
According to Flapen's Amazon United States niche tracking, lash serum is a $16.5M/yr Amazon United States market (8.5M searches/yr). The top 5 brands hold 85% of demand. Verdict: Worth a look — 60/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **lash serum market data**
- **Units sold / yr**
- **500K–600K**
- avg 25,000–30,000/product
- **Revenue / yr**
- **$14.5M–$17.4M**
- units × avg price
- **Conversion rate**
- **6.7%**
- **Avg BSR**
- **#21**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **5.0%**
- **Avg brand age**
- **44 months**
- **Avg seller age**
- **139 days**
## **Competition & brand share**
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**9 **▼falling
**Sellers**
**20**
**Top-5 brand share**
**85%**
Top 20: 100%
**Top-5 click share**
**69%**
Top 20: 100%
**Open market**
**11%**
- BABE ORIGINAL46% - Grande Cosmetics17% - Tistees10% - The Ordinary8% - Live Fraiche4% - UpNature4% - Open — no brand owns it (3 brands, 11%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -10.2% search growth over the last 90 days.
350K250KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/lash-serum/trend)
## **Top lash serum search terms**
- **lash serum**2.0M/yr-8.3%4.6% conv. - **babe lash eyelash serum**1.4M/yr-13.1%10.4% conv. - **eyelash growth serum**1.1M/yr-13.7%5.4% conv. - **eyelash serum**961K/yr-9.9%5.4% conv. - **lash serum for eyelash growth**693K/yr-12.2%6.0% conv. - **babe lash**731K/yr-10.3%7.9% conv. - **lash growth serum**357K/yr-5.3%5.1% conv. - **eye lash serum growth**254K/yr-16.3%6.3% conv. - **babe lash serum**292K/yr-22.1%6.3% conv. - **serum de pestaas**113K/yr-10.9%1.5% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/lash-serum/search-terms)
## **Top lash 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%$1.7M20%$3.3M30%$5.0M40%$6.6M1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Babe Original Lash Serum - Fuller & Longer Looking Eyelashes Lash Enhancing Serum for Natural Lashes and Lash Extensions 1mL Starter Supply**BABE ORIGINAL**$27.49**4.2★22,919 rev](https://www.amazon.com/dp/B07BKV4B6Q) [2**Grande Cosmetics GrandeLASH-MD Lash Enhancing Serum - Peptide & Vitamin Infused Formula for Longer Thicker Fuller Looking Lashes - Ophthalmologist Tested Cruelty-Free 6 Week Supply (1mL)**Grande Cosmetics**$30.06**4.2★30,194 rev](https://www.amazon.com/dp/B082WZTJV5) [3**Lash Serum for Eyelash Growth Premium Lash Enhancing Serum with Advanced Formula Volumizing Longer Fuller and Thicker Looking Lashes Eyelash Growth for Sensitive Eyes (5 mL)**Tistees**$12.67**4.6★1,117 rev](https://www.amazon.com/dp/B0FD3FSCVD) [4**Babe Original Babe Lash Serum - Fuller & Longer Looking Eyelashes Clear Essential Serum for Natural Lashes and Lash Extensions 2mL 3-month Supply**BABE ORIGINAL**$44.46**4.2★22,919 rev](https://www.amazon.com/dp/B01C2EFBZU) [5**The Ordinary Multi-Peptide Lash and Brow Serum Peptide-Powered Formula for Thicker Fuller Looking Lashes & Brows 0.16 Fl Oz**The Ordinary**$14.40**4.2★6,207 rev](https://www.amazon.com/dp/B0B5DYY1HQ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Lash Serum for Eyelash Growth Premium Lash Enhancing Serum with Advanced Formula Volumizing Longer Fuller and Thicker Looking Lashes Eyelash Growth for Sensitive Eyes (5 mL)**Tistees**$12.67**1,117 rev1y ago](https://www.amazon.com/dp/B0FD3FSCVD) [**VieBeauti Lash Serum for Eyelash Growth Prostaglandin Free EyeLash Serum with Peptides for Longer Fuller Thicker Looking Lashes Vegan & Cruelty-Free Safe for Sensitive Eyes 3mL**VieBeauti**$21.52**18,533 rev1y ago](https://www.amazon.com/dp/B0FBT2D135) [**UpNature Lash Serum for Eyelash Growth - 100% USDA Organic Castor Oil for Eyelashes and Eyebrows Hexane Free (2oz Glass Bottle)**UpNature**$8.55**1,995 rev1y ago](https://www.amazon.com/dp/B0DRDLJSVV) [**BABE ORIGINAL Renewing Lash Serum Prostaglandin-Free Peptide-Infused Gentle Lash Serum for Fuller Longer-Looking Lashes Lash Enhancing Treatment with Nourishing Botanicals Vegan & Cruelty-Free**BABE ORIGINAL**$27.37**754 rev1y ago](https://www.amazon.com/dp/B0DW6F1L45) [**The Ordinary Multi-Peptide Lash and Brow Serum Peptide-Powered Formula for Thicker Fuller Looking Lashes & Brows 0.16 Fl Oz**The Ordinary**$14.40**6,207 rev3y ago](https://www.amazon.com/dp/B0B5DYY1HQ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**UpNature Lash Serum for Eyelash Growth - 100% USDA Organic Castor Oil for Eyelashes and Eyebrows Hexane Free (2oz Glass Bottle)**UpNature**$8.55**4.7★**▲ 178%**](https://www.amazon.com/dp/B0DRDLJSVV) [**Lash Serum for Eyelash Growth Premium Lash Enhancing Serum with Advanced Formula Volumizing Longer Fuller and Thicker Looking Lashes Eyelash Growth for Sensitive Eyes (5 mL)**Tistees**$12.67**4.6★**▲ 163%**](https://www.amazon.com/dp/B0FD3FSCVD) [**ForChics Eyelash Growth Serum - Prostaglandin-Free Lash Enhancing Serum for Longer Thicker Lashes and Brows- Natural Formula Visible Results in 2 Weeks - Vegan Hormone-Free 0.10 fl. oz / 3ml**Forchics**$24.14**4.2★**▲ 20%**](https://www.amazon.com/dp/B097R35Y3Q) [**Babe Original Lash Serum - Fuller & Longer Looking Eyelashes Lash Enhancing Serum for Natural Lashes and Lash Extensions 1mL Starter Supply**BABE ORIGINAL**$27.49**4.2★**▲ 19%**](https://www.amazon.com/dp/B07BKV4B6Q) [**Grande Cosmetics GrandeLASH-MD Lash Enhancing Serum - Peptide & Vitamin Infused Formula for Longer Thicker Fuller Looking Lashes - Ophthalmologist Tested Cruelty-Free 6 Week Supply (1mL)**Grande Cosmetics**$30.06**4.2★**▲ 10%**](https://www.amazon.com/dp/B082WZTJV5)
**~~View all trending →~~**
## **What buyers say about lash serum**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Eyelash Quality**25%
*“The best eye lash serum”*
**Quality-Overall**14%
*“Excellent product”*
**Value For Money**11%
*“Great value”*
**Allergies**7%
*“No allergy problems”*
**Ease Of Application**7%
*“Best applicator”*
**Ease Of Use**5%
*“Super easy to put on”*
**Hair Growth**3%
*“I saw new growth within a week and thicker lashes”*
**Efficiency**3%
*“works well, be consistent”*
**Advertised Vs Actual Product**2%
*“As advertised”*
**Soft Feel**2%
*“My skin feels smooth”*
### **What buyers complain about **
**Allergies**24%
*“Allergic Reaction”*
**Functionality-Overall**14%
*“Did not work”*
**Eyelash Quality**10%
*“broken after eyelash extensions”*
**Symptom Reduction**7%
*“No noticeable changes”*
**Value For Money**7%
*“It is expensive”*
**Side Effects**4%
*“Inaffective, weird side effects tho”*
**Thickness**3%
*“not as thick as I'd like”*
**Moist/Dry**3%
*“dried up”*
**Ease Of Use**2%
*“Difficult to open”*
**Durability**2%
*“they started falling out”*
### **Top return reasons **
**Functionality-Overall**21%
**Advertised Vs Actual Product**14%
**Value For Money**10%
**Moist/Dry**9%
**Size-Overall**8%
**Product Condition**7%
**Defective Material/Parts**5%
**Skin Health**5%
**Damage/Burn Hair**3%
**Side Effects**2%
## **Common questions**
- **Is lash serum profitable to sell on Amazon United States?**
- The niche generates $16.5M/yr across 15 tracked products. 90-day search growth is -10.2%. Flapen's verdict: Worth a look (60/100).
- **How competitive is the lash serum niche?**
- 9 brands and 20 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 85% of demand.
- **What do buyers complain about in lash serum?**
- Top complaints mined from reviews: Allergies, Functionality-Overall, Eyelash Quality. The return rate is 1.0%.
- **When does demand for lash serum peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the lash serum niche?**
- Listings span $8.55–$77.29; the average listing price is $28.93 (sweet spot $15–$100). The average incumbent carries 12,861 reviews — the moat a new listing must climb.
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