---
title: "Curl Serum — $738K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/curl-serum"
last_updated: "2026-08-10T05:08:54.570Z"
locale: en
meta:
description: "Niche score 57/100 · $738K/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 57/100 · $738K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Curl Serum — $738K/yr Amazon US Niche (2026) - Flapen"
---
# **curl serum**
**Worth a look**
Shows low returns (1.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 70Growth 29Conversion 87Competition 49Returns 95Price range 78Avg price 95Brand share 5Review moat 24Quality gap 63
**Returns**
**Great****1.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$25.24**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****10.0%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Great****$7.50–$42.12**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Good****$738K**
$738K/yr · 293K searches
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Competition**
**Okay****56%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+3.2%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****5,113.96**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****98%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, curl serum is a $738K/yr Amazon United States market (293K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Apr–May–Jun–Nov. Verdict: Worth a look — 57/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **curl serum market data**
- **Units sold / yr**
- **25K–30K**
- avg 1,000–1,250/product
- **Revenue / yr**
- **$631K–$757K**
- units × avg price
- **Conversion rate**
- **10.0%**
- **Avg BSR**
- **#274**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **74%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **72 months**
- **Avg seller age**
- **126 days**
## **Competition & brand share**
The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▲rising
**Sellers**
**628**
**Top-5 brand share**
**98%**
Top 20: 100%
**Top-5 click share**
**56%**
Top 20: 93%
**Open market**
**1%**
- Davines36% - COLOR WOW34% - MAREE13% - OGX9% - Treluxe5% - Curl Keeper1% - Open — no brand owns it (1 brand, 1%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +3.2% search growth over the last 90 days.
25K15KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May, Jun, Nov · busiest ÷ quietest = 9.8×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/curl-serum/trend)
## **Top curl serum search terms**
- **curl wow**60K/yr+7.9%9.8% conv. - **treluxe reflex curl styling serum**25K/yr+104.2%2.3% conv. - **curl wow curly hair products**32K/yr+0.5%8.8% conv. - **davines curl**17K/yr+48.4%11.1% conv. - **curl serum**20K/yr-5.6%2.1% conv. - **ogx curl cream**14K/yr+22.1%16.3% conv. - **maree hair oil serum**9K/yr+23.1%8.9% conv. - **davines curl cream**14K/yr+13.7%13.6% conv. - **davines curl building serum**10K/yr+20.3%16.8% conv. - **davines love curl cream**7K/yr+75.4%11.2% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/curl-serum/search-terms)
## **Top curl 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%5%$37K10%$74K15%$111K20%$148K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**COLOR WOW Curl Wow Flo-etry Vital Natural Serum Lightweight Moisturizing Serum for Dry Dehydrated Curls**COLOR WOW**$27.72**4.4★1,473 rev](https://www.amazon.com/dp/B0B9SNL34Y) [2**Davines This Is A Curl Building Serum Medium Hold Curl Definition & Elasticity - Enhances Curls Blocks Frizz & Adds Shine without Weighing Down 8.45 Fl Oz**Davines**$33.71**4.6★6,638 rev](https://www.amazon.com/dp/B00GCCQ3DI) [3**MAREE Hair Oil for Frizzy Hair with Argan Oil Keratin & Biotin Hair Serum for Dry and Curly Hair Gloss Frizz Control Hair Care Products for Women Aceite Para el Cabello Keratin Hair Treatment**MAREE**$11.22**4.5★2,496 rev](https://www.amazon.com/dp/B0FGXG294L) [4**Davines LOVE Curl Cream Lightweight Leave-On Serum for Wavy and Curly Hair - Defines Curls for Better Softness & Shine without Leaving Residue with Almond Extract 5.07 Fl Oz**Davines**$32.05**4.4★1,192 rev](https://www.amazon.com/dp/B075JM7ZJY) [5**COLOR WOW Curl Wow Shook Mix and Fix Bundling Spray Curl-Defining Anti-Frizz Spray for Glossy Curls**COLOR WOW**$35.13**4.2★1,543 rev](https://www.amazon.com/dp/B0B9SNL4KK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**LOVE CURL/Hair Cream 5.1 fl oz.**Davines**$32.34**28 rev4mo ago](https://www.amazon.com/dp/B0GRSSCMHP) [**MAREE Hair Oil for Frizzy Hair with Argan Oil Keratin & Biotin Hair Serum for Dry and Curly Hair Gloss Frizz Control Hair Care Products for Women Aceite Para el Cabello Keratin Hair Treatment**MAREE**$11.22**2,496 rev1y ago](https://www.amazon.com/dp/B0FGXG294L) [**Davines LOVE Curl Cream Lightweight Leave-On Serum for Wavy and Curly Hair - Defines Curls for Better Softness & Shine without Leaving Residue with Almond Extract 5.07 Fl Oz**Davines**$32.05**1,192 rev1y ago](https://www.amazon.com/dp/B075JM7ZJY) [**Davines This Is A Curl Building Serum Medium Hold Curl Definition & Elasticity - Enhances Curls & Blocks Frizz Travel Size 3.38 Fl Oz**Davines**$17.92**94 rev1y ago](https://www.amazon.com/dp/B0DM659XBJ) [**MAREE Hair Oil for Frizzy and Damaged Hair with Vitamins A E B5 2 PACK - Anti Frizz Control Srum for Curly Women & Men - Aceite de Argn Para el Cabello - Biotin Keratin Antifrizz Products**MAREE**$21.93**2,496 rev1y ago](https://www.amazon.com/dp/B0DQ26GF65)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**LOVE CURL/Hair Cream 5.1 fl oz.**Davines**$32.34**4.4★**▲ 306%**](https://www.amazon.com/dp/B0GRSSCMHP) [**Original Curl Keeper Anti-Frizz Curl Defining Hair Styler (12 Oz) - Lightweight Curl Definer Liquid Gel for All Weather Conditions - Wavy & Curly Hair Products for Women (Cream Alternative)**Curl Keeper**$28.10**4.3★**▲ 124%**](https://www.amazon.com/dp/B01MZAKDA4) [**Davines This Is A Curl Building Serum Medium Hold Curl Definition & Elasticity - Enhances Curls & Blocks Frizz Travel Size 3.38 Fl Oz**Davines**$17.92**4.5★**▲ 86%**](https://www.amazon.com/dp/B0DM659XBJ) [**Treluxe Styling Serum Reflex Curl 8 Ounce**Treluxe**$21.39**4.4★**▲ 52%**](https://www.amazon.com/dp/B07G37R24B) [**Davines LOVE Curl Controller Relaxing Anti-Frizz Effect Cream for Wavy and Curly Hair - Defines Texture Leaving Soft Light & Elastic Curls even in High Humidity with Almond Extract 5.07 Fl Oz**Davines**$32.08**4.5★**▲ 27%**](https://www.amazon.com/dp/B073SYN8HG)
**~~View all trending →~~**
## **What buyers say about curl serum**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Suitability Curly Hair**15%
*“This product is great for frizzy hair”*
**Soft Feel**12%
*“Silky smooth”*
**Smell**12%
*“Light scent”*
**Quality-Overall**11%
*“Better than higher priced brands”*
**Hair Styling**6%
*“Fabulous curls”*
**Hair Growth**5%
*“Helped my hair”*
**Moist/Dry**4%
*“keeps it moisturized”*
**Value For Money**3%
*“Great deal”*
**Suitability Straight Hair**3%
*“Even great for straight hair”*
**Weight Light**2%
*“This oils is super lightweight”*
### **What buyers complain about **
**Value For Money**10%
*“Expensive”*
**Functionality-Overall**10%
*“Didn't work”*
**Hair Related**9%
*“makes my hair hard”*
**Suitability Curly Hair**9%
*“Not for frizzy hair”*
**Smell**7%
*“Smells horrible”*
**Oily/Greasy**5%
*“Makes hair greasy”*
**Suitability Short Hair**4%
*“Did not work in my hair”*
**Moist/Dry**3%
*“my hair feels dry”*
**Suitability Wavy Hair**3%
*“Doesnt work on wavy hair”*
**Ease Of Use**3%
*“Hard to use”*
### **Top return reasons **
**Functionality-Overall**18%
**Advertised Vs Actual Product**16%
**Suitability Short Hair**13%
**Smell**8%
**Suitability Curly Hair**5%
**Defective Material/Parts**4%
**Oily/Greasy**3%
**Size-Overall**3%
**Value For Money**3%
**Moist/Dry**3%
## **Common questions**
- **Is curl serum profitable to sell on Amazon United States?**
- The niche generates $738K/yr across 27 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +3.2%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the curl serum niche?**
- 7 brands and 628 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 98% of demand.
- **What do buyers complain about in curl serum?**
- Top complaints mined from reviews: Value For Money, Functionality-Overall, Hair Related. The return rate is 1.0%.
- **When does demand for curl serum peak?**
- Demand peaks in Apr–May–Jun–Nov; the busiest month runs 9.8× the quietest.
- **What does it cost to enter the curl serum niche?**
- Listings span $7.50–$42.12; the average listing price is $25.24 (sweet spot $15–$100). The average incumbent carries 5,114 reviews — the moat a new listing must climb.
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