Is flat foundation brush profitable to sell on Amazon United States?

The niche generates $1.5M/yr across 24 tracked products. 3 of 4 products launched in the last 360 days are still selling. 90-day search growth is -4.1%. Flapen's verdict: Worth a look (55/100).

How competitive is the flat foundation brush niche?

10 brands and 185 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 90% of demand.

What do buyers complain about in flat foundation brush?

Top complaints mined from reviews: Quality-Overall, Smell, Value For Money. The return rate is 1.1%.

When does demand for flat foundation brush peak?

Demand peaks in Apr–May–Jun–Jul; the busiest month runs 3.4× the quietest.

What does it cost to enter the flat foundation brush niche?

Listings span $3.86–$74.94; the average listing price is $31.18 (sweet spot $15–$100). The average incumbent carries 3,006 reviews — the moat a new listing must climb.

flat foundation brush

Worth a look

Shows a sweet-spot price point ($31.18 avg), but soft demand (-4.1% this quarter) keeps it on the watch list.

Avg price

Incredible$31.18

avg listing price — sweet spot $15–$100

Returns

Great1.1%

return rate — above 5% kills the launch gate

Market size

Great$1.5M

$1.5M/yr · 1.8M searches

Price range

Great$3.86–$74.94

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Competition

Okay58%

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

Review moat

Okay3,006.25

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay2.7%

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

Brand share

Bad90%

top-5 brand share — brand-locked demand

Growth

Bad-4.1%

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

According to Flapen's Amazon United States niche tracking, flat foundation brush is a $1.5M/yr Amazon United States market (1.8M searches/yr). The top 5 brands hold 90% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 55/100.

Data updated Jul 15, 2026 · scored weekly · How we score niches

flat foundation brush market data

Units sold / yr: 30K–40K; avg 500–750/product
Revenue / yr: $935K–$1.2M; units × avg price
Conversion rate: 2.7%
Avg BSR: #503
Page quality: 0%
Prime: 96%
Sponsored: 79%
Out of stock: 1.8%
Avg brand age: 49 months
Avg seller age: 128 days

Competition & brand share

The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.

Brands

10 falling

Sellers

185

Top-5 brand share

90%

Top 20: 100%

Top-5 click share

58%

Top 20: 95%

Open market

Huda37%
BEAUTYFACTOR28%
Haus Laboratories15%
KINGMAS5%
ACMEBEAUTY5%
ENERGY3%
Open — no brand owns it (4 brands, 6%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -4.1% search growth over the last 90 days.

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 3.4×

Open Trend

Top flat foundation brush search terms

huda beauty785K/yr -4.2%0.3% conv.
haus labs foundation338K/yr -18.7%0.3% conv.
flat foundation brush126K/yr +19.2%6.1% conv.
ysl makeup88K/yr +9.8%0.0% conv.
huda90K/yr +0.7%0.2% conv.
flat makeup brush55K/yr +24.4%4.6% conv.
spatula brush makeup37K/yr -0.3%7.3% conv.
spatula foundation brush30K/yr -17.6%6.6% conv.
flat brush makeup25K/yr +18.9%2.8% conv.
spatula makeup brush20K/yr -18.4%7.4% conv.

All search terms

Top flat foundation brush 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

BEAUTYFACTOR Flat Foundation Brush Korean Makeup Brush Spatula Facial Brush for Liquid Foundation Premium Face Makeup Brush for Blending Cream (Silver)

BEAUTYFACTOR$4.774.3★1,851 rev

HUDA BEAUTY Easy Bake Loose Baking & Setting Powder Cherry Blossom

Huda$45.124.7★267 rev

Huda Easy Bake Fragrance Free Loose Baking & Setting Powder - Pound Cake (Fair Light Medium and Tan Skin Tones) - 0.71 oz / 20 g

Huda$43.724.6★232 rev

HAUS LABS BY LADY GAGA Triclone Skin Tech Medium Coverage Foundation with Fermented Arnica 100 Light Neutral

Haus Laboratories$71.394.2★6 rev

Flat Foundation Brush for Liquid Makeup - Korean Makeup Spatula Brush Ultra Thin Professional Face Brush for Blending Cream Concealer Primer Streak-Free Seamless Application Soft Synthetic (Beige)

ACMEBEAUTY$7.824.4★52 rev

Newest

by launch date

Flat Foundation Brush for Liquid Makeup - Korean Makeup Spatula Brush Ultra Thin Professional Face Brush for Blending Cream Concealer Primer Streak-Free Seamless Application Soft Synthetic (Beige)

ACMEBEAUTY$7.8252 rev

5mo ago

Este Lauder Double Wear Stay-in-Place Foundation Makeup | 36-Hour Long-Wear Oil-Free Liquid Matte Foundation | Hydrating Breathable Buildable | New Formula 1 Fl Oz 1W1 Bone

Estée Lauder$44.10859 rev

5mo ago

Ultrathin Foundation Brush for Liquid Makeup Flat Spatula Liquid Foundation Brush Premium Face Makeup Brush for Blending Cream (Rose Gold)

BEAUTYFACTOR$5.191,851 rev

9mo ago

BEAUTYFACTOR Flat Foundation Brush Korean Makeup Brush Spatula Facial Brush for Liquid Foundation Premium Face Makeup Brush for Blending Cream (Coffee)

BEAUTYFACTOR$5.151,851 rev

11mo ago

KINGMAS 2Pcs Flat Foundation Brush Korean Spatula Facial Makeup Brush Ultra Thin Concealer Contour Brush for Liquid Cream Blending

KINGMAS$5.79471 rev

1y ago

What buyers say about flat foundation brush

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

What buyers love

Quality-Overall18%

“Great variety”

Brush Quality18%

“Good brushes for the price”

Value For Money14%

“Excellent value”

Soft Feel13%

“Very smooth and soft”

Ease Of Use4%

“Easy to hold”

Coverage3%

“Loved the coverage”

Ease Of Application3%

“Application is great too”

Suitability Combination Skin3%

“it matched my skin tone perfectly”

Ease Of Cleaning3%

“Easy to clean”

Durability3%

“Very durable”

What buyers complain about

Quality-Overall11%

“Bad quality”

Smell10%

“Smells disgusting”

Value For Money7%

“Not worth the price”

Size-Overall6%

“Kind of small”

Durability5%

“Bristles falling out after 2 wks”

Color4%

“Received wrong color”

Hard Feel4%

“these are way to stiff”

Thickness4%

“These brushes are too dense”

Functionality-Overall3%

“this brush did not work well for me”

Ease Of Use3%

“Hard to use”

Top return reasons

Size-Overall16%

Quality-Overall15%

Color11%

Advertised Vs Actual Product9%

Functionality-Overall7%

Smell7%

Brush Quality6%

Product Condition4%

Value For Money3%

Material Quality3%

Common questions

Is flat foundation brush profitable to sell on Amazon United States?: The niche generates $1.5M/yr across 24 tracked products. 3 of 4 products launched in the last 360 days are still selling. 90-day search growth is -4.1%. Flapen's verdict: Worth a look (55/100).
How competitive is the flat foundation brush niche?: 10 brands and 185 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 90% of demand.
What do buyers complain about in flat foundation brush?: Top complaints mined from reviews: Quality-Overall, Smell, Value For Money. The return rate is 1.1%.
When does demand for flat foundation brush peak?: Demand peaks in Apr–May–Jun–Jul; the busiest month runs 3.4× the quietest.
What does it cost to enter the flat foundation brush niche?: Listings span $3.86–$74.94; the average listing price is $31.18 (sweet spot $15–$100). The average incumbent carries 3,006 reviews — the moat a new listing must climb.