Is marble stain remover profitable to sell on Amazon United States?

The niche generates $135K/yr across 19 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -3.5%. Flapen's verdict: Worth a look (53/100).

How competitive is the marble stain remover niche?

11 brands and 68 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 79% of demand.

What do buyers complain about in marble stain remover?

Top complaints mined from reviews: Functionality-Overall, Ease Of Cleaning, Stain Resistance. The return rate is 0.4%.

When does demand for marble stain remover peak?

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

What does it cost to enter the marble stain remover niche?

Listings span $5.67–$85.26; the average listing price is $20.95 (sweet spot $15–$100). The average incumbent carries 16,342 reviews — the moat a new listing must climb.

Marble Stain Remover

Worth a look

Shows low returns (0.4%), but a deep review moat (16,342 avg reviews) keeps it on the watch list.

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Avg price

Great$20.95

avg listing price — sweet spot $15–$100

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Price range

Great$5.67–$85.26

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

Conversion

Good6.8%

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

Brand share

Okay79%

top-5 brand share — brands hold most of the demand

Competition

Okay63%

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

Market size

Okay$135K

$135K/yr · 94K searches

Growth

Bad-3.5%

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

Review moat

Bad16,342.21

avg incumbent reviews — the moat a new listing must climb

Is marble stain remover profitable on Amazon?

According to Flapen's Amazon United States niche tracking, marble stain remover is a $135K/yr Amazon United States market (94K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Sep–Nov. Verdict: Worth a look — 53/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

marble stain remover market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 5K–6K; avg 250–500/product
Revenue / yr: $105K–$126K; units × avg price
Conversion rate: 6.8%
Avg BSR: #104
Page quality: 0%
Prime: 95%
Sponsored: 95%
Out of stock: 5.6%
Avg brand age: 90 months
Avg seller age: 154 days

Competition: brands, sellers & click share

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

Top-5 brand share

79%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

14%

Stone Care International27%
Weiman23%
Stardrops11%
Black Diamond Stoneworks10%
Generic9%
Rock Doctor6%
Open — no brand owns it (5 brands, 14%)

marble stain remover demand & seasonality

Weekly Amazon search volume, last 104 weeks — -3.5% search growth over the last 90 days.

Peak months: Sep, Nov · busiest ÷ quietest = 1.5×

Open Trend

Top marble stain remover search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

marble stain remover21K/yr +5.4%5.5% conv.
granite stain remover16K/yr +21.1%6.6% conv.
marble magic marble stain remover9K/yr -12.9%2.7% conv.
granite deep stain remover4K/yr +13.1%6.1% conv.
stone stain remover5K/yr -7.8%7.1% conv.
granite stain remover countertop8K/yr -35.4%7.0% conv.
granite oil stain remover4K/yr -2.5%4.2% conv.
granite countertop stain remover4K/yr -3.6%8.4% conv.
marble cleaner stain remover3K/yr -19.4%6.7% conv.
marble water stain remover3K/yr -15.8%3.5% conv.

All search terms

Top marble stain remover 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.

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

All 19 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Stone Care International Stone Stain Remover - 10 Ounce - Stain Remover for Food Coffee Red Wine Ink Mildew Oil Stains

Stone Care International$8.323.5★1,287 rev

Weiman Granite and Stone Cleaner 3-in-1 Removes Grease Stains & Watermarks Streak-Free Formula with Stain Shield Technology Safe on Marble Quartz Tile Granite Quartzite & Slate

Weiman$23.914.6★5,406 rev

Stardrops The Pink Stuff Cleaning Paste 500g Multi Purpose Cleaner for Kitchen Bathroom Tiles Glass Shower Oven Sink Stainless Steel Removes Grease Grime & Stains

Stardrops$5.674.4★240,853 rev

Rock Doctor Spot & Ring Remover Works on Granite Marble Countertop & Quartz Hard Water Mark & Spot Remover Remove Coffee & Scuff Mark 14 oz. Pack of 1

Rock Doctor$13.403.6★221 rev

Quartz Stain Off Quartz Countertop Stain Remover Cream & Deep Cleaner | Removes Coffee Water Grease & Food Stains | Non-Abrasive Scratch-Free

Generic$24.764.0★64 rev

Newest

by launch date

The Pink Stuff The Miracle Squeezable Cleaning Paste 300g Easy to Rinse Multi Purpose Cleaner for Kitchen Bathroom Cooktops Tiles Sinks Showers and More

Stardrops$5.78464 rev

6mo ago

Quartz Stain Off Quartz Countertop Stain Remover Cream & Deep Cleaner | Removes Coffee Water Grease & Food Stains | Non-Abrasive Scratch-Free

Generic$24.7664 rev

8mo ago

MB Stone MB-11 Touch-Up Etch Remover Marble Polishing Powder for use with Light and Neutral Colored Calcite-Based not for Matte or Dark Stone Light to Medium Etches Only 1 oz Can

MB Stone Care$16.04748 rev

9mo ago

Marble Magic Marble Stain Remover

Generic$85.265 rev

1y ago

Weiman Stone & Granite Countertop Cleaner and Sealer Kit Clean Polish & Protect Natural Stone & Granite Sealer Streak-Free Safe for Granite Marble & Quartz 2 Pack (24 oz Each)

Weiman$31.853,499 rev

1y ago

What reviews say buyers love and hate about marble stain remover

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

What buyers love

Ease Of Cleaning28%

“Cleans well”

Quality-Overall11%

“Excellent product”

Efficiency8%

“it does its job”

Smell7%

“Scent is very nice”

Ease Of Use6%

“Easy to Use”

Value For Money5%

“Great value”

Brightness/Shine/Glow4%

“Clean and shine”

Advertised Vs Actual Product3%

“Works as advertised”

Color3%

“Pretty in Pink: The Tube Version Is Smooth”

De-Grease2%

“Perfect grease cleaner”

What buyers complain about

Functionality-Overall19%

“Not effective”

Ease Of Cleaning14%

“Didnt clean my bathtub”

Stain Resistance13%

“its been stained for about a month”

Value For Money6%

“Not Worth The Money”

De-Grease4%

“I found the product really did not work well on grease”

Leak-Proof2%

“Leaking”

Color2%

“Pink stuff”

Smell2%

“Smell is horrible”

Advertised Vs Actual Product2%

“Not as advertised”

Quality-Overall2%

“Product is no good”

Top return reasons

Functionality-Overall26%

Advertised Vs Actual Product14%

Stain Resistance12%

Leak-Proof10%

Value For Money6%

Cleaning Modes5%