Is oral b water flosser profitable to sell on Amazon United States?

The niche generates $2.1M/yr across 20 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -8.7%. Flapen's verdict: Worth a look (50/100).

How competitive is the oral b water flosser niche?

6 brands and 40 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 98% of demand.

What do buyers complain about in oral b water flosser?

Top complaints mined from reviews: Durability, Charging, Leak-Proof. The return rate is 2.7%.

When does demand for oral b water flosser peak?

Demand peaks in Nov; the busiest month runs 1.5× the quietest.

What does it cost to enter the oral b water flosser niche?

Listings span $22.86–$230.09; the average listing price is $70.63 (sweet spot $15–$100). The average incumbent carries 29,752 reviews — the moat a new listing must climb.

oral b water flosser

Worth a look

Shows a $2.1M/yr market, but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.

Market size

Incredible$2.1M

$2.1M/yr · 602K searches

Avg price

Great$70.63

avg listing price — sweet spot $15–$100

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Conversion

Good4.9%

search→purchase rate — share of searches ending in a sale

Returns

Good2.7%

return rate — above 5% kills the launch gate

Competition

Okay59%

top-5 click share — leaders hold, buyers still browse

Price range

Okay$22.86–$230.09

cheapest to priciest tracked listing — scored on the share inside $15–$100

Growth

Bad-8.7%

90-day search growth — must beat 0% to launch

Review moat

Bad29,751.8

avg incumbent reviews — the moat a new listing must climb

Brand share

Bad98%

top-5 brand share — brand-locked demand

Signals High Price

According to Flapen's Amazon United States niche tracking, oral b water flosser is a $2.1M/yr Amazon United States market (602K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Nov. Verdict: Worth a look — 50/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

oral b water flosser market data

Units sold / yr: 25K–30K; avg 1,250–1,500/product
Revenue / yr: $1.8M–$2.1M; units × avg price
Conversion rate: 4.9%
Avg BSR: #69
Page quality: 0%
Prime: 95%
Sponsored: 60%
Out of stock: 2.1%
Avg brand age: 35 months
Avg seller age: 151 days

Competition & brand share

The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.

Brands

6 falling

Sellers

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

59%

Top 20: 100%

Open market

Philips Sonicare53%
Waterpik31%
PHILIPS8%
COSLUS3%
Oral-B3%
Onlyone2%
Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -8.7% search growth over the last 90 days.

Peak months: Nov · busiest ÷ quietest = 1.5×

Open Trend

Top oral b water flosser search terms

oral b water flosser89K/yr -10.4%1.6% conv.
sonicare water flosser88K/yr -11.0%4.6% conv.
philips water flosser61K/yr -7.3%3.8% conv.
philips sonicare water flosser48K/yr -25.1%4.4% conv.
phillips water flosser40K/yr -11.0%5.0% conv.
waterpik cordless advanced39K/yr -6.0%6.3% conv.
phillips sonicare water flosser33K/yr -17.0%5.5% conv.
countertop water flossers13K/yr >1,000%2.2% conv.
philips sonicare power flosser 300020K/yr -2.5%5.3% conv.
water flosser oral b21K/yr -17.3%1.8% conv.

All search terms

Top oral b water flosser 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 20 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Philips Sonicare Cordless Power Flosser 3000 - Water Flosser with Innovative Quad Stream Technology Oral Irrigator with 2 Flossing Modes and 3 Pressure Levels IPX7 Waterproof Black HX3826/23

Philips Sonicare$73.114.2★4,609 rev

Waterpik Cordless Advanced 2.0 Water Flosser For Teeth Gums Braces Dental Care With Travel Bag and 4 Tips ADA Accepted Rechargeable Portable and Waterproof White WP-580 Packaging May Vary

Waterpik$69.874.2★77,077 rev

Philips Sonicare Cordless Power Flosser 3000 - Water Flosser with Innovative Quad Stream Technology Oral Irrigator with 2 Flossing Modes and 3 Pressure Levels IPX7 Waterproof White HX3826/21

Philips Sonicare$73.124.2★4,609 rev

Philips Sonicare Water Flosser Cordless Rechargeable Power Dental Waterflosser for Teeth Portable Oral Irrigator with 3 Intensity Settings 360 Rotating Nozzle (Mint)

PHILIPS$67.234.4★766 rev

Philips Sonicare Cordless Power Flosser 3000 - Water Flosser with Innovative Quad Stream Technology Oral Irrigator with 2 Flossing Modes and 3 Pressure Levels IPX7 Waterproof Mint HX3826/24

Philips Sonicare$75.414.2★4,609 rev

Newest

by launch date

Waterpik Promax Water Flosser with SmartAdvance Mode for Daily Gum Health and Cleaning Teeth Braces Implants ADA Accepted Small Quiet Design Electric Flosser with 10 Settings 5 Tips WF-23

Waterpik$129.84358 rev

4mo ago

Philips Sonicare Compact Flosser 1000 Portable Water Flosser with 3 Flossing Modes IPX7 Waterproof Oral Irrigator Travel Friendly Blue Model HX3333/24

Philips Sonicare$47.00257 rev

9mo ago

Philips Sonicare Compact Flosser 1000 Portable Water Flosser with 3 Flossing Modes IPX7 Waterproof Oral Irrigator Travel Friendly Purple Model HX3333/23

Philips Sonicare$46.70257 rev

9mo ago

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$22.867,891 rev

2y ago

Waterpik Cordless Pulse 3100 Rechargeable Portable Water Flosser for Teeth Gums Braces Care and Travel with 2 Flossing Tips Waterproof for Shower Use ADA Accepted WF-20 White Amazon Exclusive

Waterpik$42.2113,957 rev

2y ago

What buyers say about oral b water flosser

What buyers praise and complain about, mined from review topics.

What buyers love

Ease Of Use15%

“Easy to handle”

Quality-Overall13%

“Great seeds and quality”

Value For Money10%

“Fair price”

Efficiency7%

“It works smoothly”

Ease Of Cleaning6%

“Cleans Well”

Charging6%

“Charge lasts forever”

Advertised Vs Actual Product5%

“JUST WHAT I NEEDED”

Battery Life3%

“Battery lasts a long time”

Cleansing3%

“clean teeth”

Tooth Sensitivity2%

“Super for sensitive gums”

What buyers complain about

Durability24%

“Broke already”

Charging16%

“Charging issues”

Leak-Proof6%

“Leaking Tank”

Quality-Overall6%

“Bad quality”

Size-Overall4%

“Too large”

Ease Of Use4%

“difficult to control”

Functionality-Overall4%

“Never Worked”

Ease Of Cleaning3%

“difficult to clean”

Battery Life3%

“Short battery life”

Water Resistance3%

“not enough water”

Top return reasons

Charging14%

Size-Overall12%

Functionality-Overall10%

Value For Money8%

Leak-Proof8%

Motor Power7%

Defective Material/Parts6%

Advertised Vs Actual Product6%

Product Condition4%