---
title: "Floss Refill — $1.3M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/floss-refill"
last_updated: "2026-08-09T21:33:53.844Z"
locale: en
meta:
description: "Niche score 57/100 · $1.3M/yr market · 459K searches/yr · $14.12 avg price. Clears our launch bar. Data updated Jul 2026."
"og:description": "Niche score 57/100 · $1.3M/yr market · 459K searches/yr · $14.12 avg price. Clears our launch bar. Data updated Jul 2026."
"og:title": "Floss Refill — $1.3M/yr Amazon US Niche (2026) - Flapen"
---
# **floss refill**
**Launch it**
A $1.3M/yr market growing +42.9% this quarter with returns at 0.2% — clears our launch bar.
Market size 82Growth 64Conversion 100Competition 24Returns 99Price range 53Avg price 68Brand share 8Review moat 22Quality gap 33
**Conversion**
**Incredible****19.4%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Market size**
**Great****$1.3M**
$1.3M/yr · 459K searches
**Avg price**
**Good****$14.12**
avg listing price — sweet spot $15–$100
**Growth**
**Good****+42.9%**
90-day search growth — must beat 0% to launch
**Price range**
**Good****$4.81–$26.56**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****72%**
top-5 click share — a locked-up shelf
**Review moat**
**Bad****9,940.75**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, floss refill is a $1.3M/yr Amazon United States market (459K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Mar–Apr–May. Verdict: Launch it — 57/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **floss refill market data**
- **Units sold / yr**
- **100K–125K**
- avg 6,000–8,000/product
- **Revenue / yr**
- **$1.4M–$1.8M**
- units × avg price
- **Conversion rate**
- **19.4%**
- **Avg BSR**
- **#115**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **69%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **58 months**
- **Avg seller age**
- **153 days**
## **Competition & brand share**
The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **—flat
**Sellers**
**53**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**72%**
Top 20: 100%
**Open market**
**2%**
- Reach62% - Cocolab16% - Bopika10% - VINSULLA5% - GLI-Smile5% - RAZOKO2% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +42.9% search growth over the last 90 days.
18K13KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Mar, Apr, May · busiest ÷ quietest = 2.3×
[**Open Trend **](https://flapen.com/research/us/health-household/floss-refill/trend)
## **Top floss refill search terms**
- **reach flosser refill heads**155K/yr+67.4%18.4% conv. - **listerine flosser refill heads**62K/yr+50.1%16.8% conv. - **cocofloss refill**69K/yr-20.0%15.7% conv. - **flosser refill heads**22K/yr+51.4%14.7% conv. - **reach flosser refills**14K/yr+85.8%12.6% conv. - **floss refill**24K/yr+16.2%3.5% conv. - **coco floss refill**23K/yr-0.3%16.0% conv. - **listerine flosser refills**10K/yr+58.5%12.9% conv. - **reach ultraclean access flosser refill heads**8K/yr+89.6%16.6% conv. - **cocolab floss refill**12K/yr+19.8%13.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/floss-refill/search-terms)
## **Top floss refill 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%$126K20%$251K30%$377K40%$503K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**REACH Ultraclean Access Flosser Refill Heads Mint Plaque Remover for Teeth Shred Resistant for Hard to Reach Areas Oral Care PFAS Free for Adults & Kids 1 Pack 28 Count**Reach**$4.81**4.8★31,329 rev](https://www.amazon.com/dp/B00N5XRYTE) [2**REACH Ultraclean Access Flosser Refill Heads Mint Plaque Remover for Teeth Shred Resistant for Hard to Reach Areas Oral Care PFAS Free for Adults & Kids 6 Pack 28 Count**Reach**$26.56**4.8★31,329 rev](https://www.amazon.com/dp/B0B648DFBL) [3**Cocofloss Expanding Woven Dental Floss Refill by Cocolab Waxed Tooth Floss for Daily Oral Care Coconut Oil Infused Vegan for Adults and Kids Mint Scent 3 Pack Refills**Cocolab**$23.91**4.5★21,122 rev](https://www.amazon.com/dp/B0CYDN1948) [4**Bopika Ultraclean Access Flosser Refill Heads for Hard to Reach Areas Mint Compatible with Listerine Ultraclean Access Flosser 3 Pack 120 Count**Bopika**$9.89**4.2★319 rev](https://www.amazon.com/dp/B0DX1PZ47X) [5**REACH Ultraclean Access Flosser Refill Heads Unflavored Plaque Remover for Teeth Shred Resistant for Hard to Reach Areas Oral Care PFAS Free for Adults & Kids 6 Pack 28 Count**Reach**$26.19**4.8★31,329 rev](https://www.amazon.com/dp/B0B648W66Z)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**RAZOKO 120 Flosser Refills Compatible with Listerine Ultraclean Access**RAZOKO**$9.82**64 rev5mo ago](https://www.amazon.com/dp/B0GKP8ZZQW) [**VINSULLA Flosser Refill Heads Compatible with Listerine Ultraclean Access Flosser Mint Shred Resistant 40 Count Pack of 3**VINSULLA**$9.73**55 rev6mo ago](https://www.amazon.com/dp/B0GC5TT4HX) [**Bopika Ultraclean Access Flosser Refill Heads for Hard to Reach Areas Mint Compatible with Listerine Ultraclean Access Flosser 3 Pack 120 Count**Bopika**$9.89**319 rev1y ago](https://www.amazon.com/dp/B0DX1PZ47X) [**Reach Ultraclean Access Flosser Bundle Mint Plaque Remover for Teeth for Hard to Reach Areas Oral Care PFAS-Free 1 Flosser Starter Kit + 3 Packs Refill Heads**Reach**$22.59**7,307 rev1y ago](https://www.amazon.com/dp/B0DFFR63LH) [**Cocofloss Expanding Woven Dental Floss Refill by Cocolab Waxed Tooth Floss for Daily Oral Care Coconut Oil Infused Vegan for Adults and Kids Mint Scent 3 Pack Refills**Cocolab**$23.91**21,122 rev2y ago](https://www.amazon.com/dp/B0CYDN1948)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**VINSULLA Flosser Refill Heads Compatible with Listerine Ultraclean Access Flosser Mint Shred Resistant 40 Count Pack of 3**VINSULLA**$9.73**4.4★**▲ 67%**](https://www.amazon.com/dp/B0GC5TT4HX) [**REACH Ultraclean Access Flossers Disposable Heads Fresh Mint Crystals 28 Each (Pack of 4)**Reach**$22.03**4.8★**▲ 65%**](https://www.amazon.com/dp/B01MDOJ229) [**RAZOKO 120 Flosser Refills Compatible with Listerine Ultraclean Access**RAZOKO**$9.82**4.1★**▲ 58%**](https://www.amazon.com/dp/B0GKP8ZZQW) [**REACH Ultraclean Access Flosser Refill Heads Unflavored Plaque Remover for Teeth Shred Resistant for Hard to Reach Areas Oral Care PFAS Free for Adults & Kids 6 Pack 28 Count**Reach**$26.19**4.8★**▲ 57%**](https://www.amazon.com/dp/B0B648W66Z) [**Bopika Ultraclean Access Flosser Refill Heads for Hard to Reach Areas Mint Compatible with Listerine Ultraclean Access Flosser 3 Pack 120 Count**Bopika**$9.89**4.2★**▲ 42%**](https://www.amazon.com/dp/B0DX1PZ47X)
**~~View all trending →~~**
## **What buyers say about floss refill**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**22%
*“Excellent Value”*
**Quality-Overall**18%
*“Functional and good quality”*
**Ease Of Use**14%
*“Convenient buy”*
**Advertised Vs Actual Product**12%
*“As described”*
**Size-Overall**9%
*“Fit perfect”*
**Efficiency**4%
*“These do the job”*
**Cleansing**3%
*“cleans very well”*
**Durability**2%
*“these ones did not break at all”*
**Tooth Brightening**1%
*“Clean my teeth”*
**Ease Of Cleaning**1%
*“Clean teeth”*
### **What buyers complain about **
**Quality-Overall**16%
*“Reduced Quality”*
**Value For Money**15%
*“very pricey”*
**Thickness**13%
*“not as thick as covofloss in the container”*
**Durability**12%
*“broke very easily”*
**Ease Of Use**6%
*“Not user friendly”*
**Size-Overall**5%
*“A little tighter fit”*
**Strength**4%
*“maybe too sturdy”*
**Advertised Vs Actual Product**3%
*“I've reviewed the ads abd do not see any sizes mentioned”*
**Natural Resource Wastage**1%
*“Plastic Waste”*
**Comfort-Overall**1%
*“isn't very comfortable”*
### **Top return reasons **
**Advertised Vs Actual Product**21%
**Size-Overall**18%
**Value For Money**13%
**Defective Material/Parts**11%
**Functionality-Overall**6%
**Leak-Proof**3%
**Quality-Overall**3%
**Thickness**3%
**Strength**3%
**Material Quality**2%
## **Common questions**
- **Is floss refill profitable to sell on Amazon United States?**
- The niche generates $1.3M/yr across 16 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +42.9%. Flapen's verdict: Launch it (57/100).
- **How competitive is the floss refill niche?**
- 7 brands and 53 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in floss refill?**
- Top complaints mined from reviews: Quality-Overall, Value For Money, Thickness. The return rate is 0.2%.
- **When does demand for floss refill peak?**
- Demand peaks in Mar–Apr–May; the busiest month runs 2.3× the quietest.
- **What does it cost to enter the floss refill niche?**
- Listings span $4.81–$26.56; the average listing price is $14.12 (sweet spot $15–$100). The average incumbent carries 9,941 reviews — the moat a new listing must climb.
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