---
title: "My Smile Water Flosser — $5K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/health-household/my-smile-water-flosser"
last_updated: "2026-08-12T10:29:45.850Z"
locale: en
meta:
description: "Amazon product research for my smile water flosser: $5K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for my smile water flosser: $5K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "My Smile Water Flosser — $5K/mo Amazon US Product Research"
---
# **My Smile Water Flosser**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 15Growth 23Conversion 50Competition 12Returns 76Price range 63Avg price 91Brand share 0Review moat 21Quality gap 79
**Avg price**
**Great****$56.04**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Returns**
**Great****1.9%**
return rate — above 5% kills the launch gate
**Price range**
**Good****$22.86–$144.95**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****4.0%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-4.6%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****11,167.89**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Bad****$61K**
$61K/yr · 27K searches
**Competition**
**Bad****85%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
## **Is my smile water flosser profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, my smile water flosser is a $61K/yr Amazon United States market (27K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Dec. Verdict: Skip it — 37/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **my smile water flosser market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **1K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$70K–$84K**
- units × avg price
- **Conversion rate**
- **4.0%**
- **Avg BSR**
- **#139**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **8.5%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **183 days**
## **Competition: brands, sellers & click share**
The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▲rising
**Sellers**
**13**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**85%**
Top 20: 100%
**Open market**
**0%**
- MySmile93% - COSLUS4% - Onlyone3% - Open — no brand owns it (0%)
## **my smile water flosser demand & seasonality**
Weekly Amazon search volume, last 96 weeks — -4.6% search growth over the last 90 days.
900700Spike '24Holiday '24Spike '25Prime Day '25Holiday '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Dec · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/health-household/my-smile-water-flosser/trend)
## **Top my smile water flosser search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **my smile water flosser**14K/yr-4.4%4.1% conv. - **mysmile water flosser**12K/yr-1.7%4.0% conv. - **water flosser mysmile**959/yr-38.4%1.9% conv. [**All search terms **](https://flapen.com/research/us/health-household/my-smile-water-flosser/search-terms)
## **Top my smile water flosser products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$6K20%$12K30%$18K40%$24K101001K10K100K 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**MySmile LP221 Cordless Water Flossers for Teeth with UVC Light Sanitizer and OLED Display 335ML 4 Modes Water Teeth Cleaner Picks for Teeth Cleaning and Water Flossing (Midnight Black)**MySmile**$58.47**4.3★13,183 rev](https://www.amazon.com/dp/B0CL9QX8RZ) [2**MySmile LP211 Cordless Water Flossers Portable Rechargeable Oral Irrigator for Teeth Cleaning 5 Cleaning Modes IPX7 Waterproof 8 Replacement Tips and a Storage Pouch (Midnight Black)**MySmile**$43.18**4.0★562 rev](https://www.amazon.com/dp/B0DXK8JYR5) [3**MySmile LP221 Cordless Water Flossers for Teeth with UVC Light Sanitizer and OLED Display 335ML 4 Modes Water Teeth Cleaner Picks for Teeth Cleaning and Water Flossing (Juicy Pink)**MySmile**$56.45**4.3★13,183 rev](https://www.amazon.com/dp/B0D17FJ6M6) [4**MySmile LP211 Cordless Water Flossers Portable Rechargeable Oral Irrigator for Teeth Cleaning 5 Cleaning Modes IPX7 Waterproof 8 Replacement Tips and a Storage Pouch (Juicy Pink)**MySmile**$42.76**4.0★562 rev](https://www.amazon.com/dp/B0DXK59WM7) [5**MySmile LP211 Water Flosser Cordless for Teeth 5 Modes Portable Oral Irrigator 260ML Water Dental Picks for Sensitive Teeth Cleaning IPX7 Travel Rechargeable Water Flossing &2 Teeth Wipes**MySmile**$48.33**4.3★28 rev](https://www.amazon.com/dp/B0G6JP746Q)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**MySmile LP211 Water Flosser Cordless for Teeth 5 Modes Portable Oral Irrigator 260ML Water Dental Picks for Sensitive Teeth Cleaning IPX7 Travel Rechargeable Water Flossing &2 Teeth Wipes**MySmile**$48.33**28 rev7mo ago](https://www.amazon.com/dp/B0G6JP746Q) [**MySmile LP211 Cordless Water Flossers Portable Rechargeable Oral Irrigator for Teeth Cleaning 5 Cleaning Modes IPX7 Waterproof 8 Replacement Tips and a Storage Pouch (Midnight Black)**MySmile**$43.18**562 rev1y ago](https://www.amazon.com/dp/B0DXK8JYR5) [**MySmile LP211 Cordless Water Flossers Portable Rechargeable Oral Irrigator for Teeth Cleaning 5 Cleaning Modes IPX7 Waterproof 8 Replacement Tips and a Storage Pouch (Juicy Pink)**MySmile**$42.76**562 rev1y ago](https://www.amazon.com/dp/B0DXK59WM7) [**MySmile LP233 Pro UVC Sterilizable Countertop Water flossers for Teeth 800ML Digital Display Electric Oral Irrigator with a Water Filter 3 Modes and 6 Jet Tips (Graphite Grey)**MySmile**$144.95**398 rev1y ago](https://www.amazon.com/dp/B0DJX3P2ZP) [**Onlyone Rechargeable Cordless Water Flosser with Adjustable Water Pressure for Daily Oral Care Power Dental Flosser for Home and Travel Use Portable Oral Irrigator for Sensitive Gums and Braces Care**Onlyone**$22.86**7,891 rev2y ago](https://www.amazon.com/dp/B0D5RFBB7M)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**MySmile LP211 Water Flosser Cordless for Teeth 5 Modes Portable Oral Irrigator 260ML Water Dental Picks for Sensitive Teeth Cleaning IPX7 Travel Rechargeable Water Flossing &2 Teeth Wipes**MySmile**$48.33**4.3★**▲ 153%**](https://www.amazon.com/dp/B0G6JP746Q) [**MySmile LP221 Cordless Water Flossers for Teeth with UVC Light Sanitizer and OLED Display 335ML 4 Modes Water Teeth Cleaner Picks for Teeth Cleaning and Water Flossing (Juicy Pink)**MySmile**$56.45**4.3★**▲ 64%**](https://www.amazon.com/dp/B0D17FJ6M6) [**MySmile LP211 Cordless Water Flossers Portable Rechargeable Oral Irrigator for Teeth Cleaning 5 Cleaning Modes IPX7 Waterproof 8 Replacement Tips and a Storage Pouch (Juicy Pink)**MySmile**$42.76**4.0★**▲ 33%**](https://www.amazon.com/dp/B0DXK59WM7) [**MySmile LP233 Pro UVC Sterilizable Countertop Water flossers for Teeth 800ML Digital Display Electric Oral Irrigator with a Water Filter 3 Modes and 6 Jet Tips (Graphite Grey)**MySmile**$144.95**4.2★**— 5%**](https://www.amazon.com/dp/B0DJX3P2ZP) [**COSLUS ADA Accepted Water Dental Flosser Teeth Pick C20: Portable Cordless Oral Irrigator 300ML Rechargeable Travel Irrigation Cleaner IPX7 Waterproof Electric Flossing Machine Professional Set Black**COSLUS**$30.19**4.4★**— 0%**](https://www.amazon.com/dp/B0BG52SJ5N)
**~~View all trending →~~**
## **What reviews say buyers love and hate about my smile water flosser**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**14%
*“The build quality is solid”*
**Value For Money**13%
*“Great deal”*
**Ease Of Use**13%
*“easy to hold”*
**Charging**8%
*“Charge lasts forever”*
**Efficiency**8%
*“Effective operation of the tool”*
**Advertised Vs Actual Product**6%
*“Just what I needed”*
**Ease Of Cleaning**6%
*“great cleaning”*
**Battery Life**3%
*“Battery life is amazing”*
**Add-Ons/Attachments**3%
*“Multiple attachments”*
**Cleansing**2%
*“easy to clean”*
### **What buyers complain about **
**Durability**29%
*“Durability issues”*
**Charging**18%
*“Doesnt charge”*
**Battery Life**4%
*“Poor Battery Life”*
**Ease Of Use**4%
*“Hard to hold”*
**Functionality-Overall**4%
*“Doesn't work right”*
**Quality-Overall**4%
*“Absolute piece of garbage”*
**Leak-Proof**4%
*“Leaking”*
**Ease Of Cleaning**3%
*“Does not clean at all”*
**Water Resistance**2%
*“Water capacity is a little small”*
**Size-Overall**2%
*“Small”*
### **Top return reasons **
**Charging**13%
**Functionality-Overall**13%
**Value For Money**9%
**Size-Overall**9%
**Advertised Vs Actual Product**7%
**Leak-Proof**7%
**Defective Material/Parts**7%
**Motor Power**5%
**Strength**3%
**Ease Of Use**3%
## **Common my smile water flosser questions**
- **Is my smile water flosser profitable to sell on Amazon United States?**
- The niche generates $61K/yr across 9 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -4.6%. Flapen's verdict: Skip it (37/100).
- **How competitive is the my smile water flosser niche?**
- 3 brands and 13 sellers compete. The top 5 products take 85% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in my smile water flosser?**
- Top complaints mined from reviews: Durability, Charging, Battery Life. The return rate is 1.9%.
- **When does demand for my smile water flosser peak?**
- Demand peaks in Dec; the busiest month runs 1.5× the quietest.
- **What does it cost to enter the my smile water flosser niche?**
- Listings span $22.86–$144.95; the average listing price is $56.04 (sweet spot $15–$100). The average incumbent carries 11,168 reviews — the moat a new listing must climb.
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