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korean primer

Skip it

Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.

Market size 38Growth 19Conversion 61Competition 15Returns 82Price range 82Avg price 80Brand share 5Review moat 39Quality gap 68

Returns

Great1.7%

return rate — above 5% kills the launch gate

Price range

Great$11.36–$33.33

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

Avg price

Great$16.86

avg listing price — sweet spot $15–$100

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Conversion

Good5.3%

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

Review moat

Okay2,612.91

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$194K

$194K/yr · 219K searches

Growth

Bad-12.4%

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

Competition

Bad82%

top-5 click share — a locked-up shelf

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, korean primer is a $194K/yr Amazon United States market (219K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Apr–Oct. Verdict: Skip it — 42/100.

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

korean primer market data

Units sold / yr
15K–20K
avg 1,000–1,250/product
Revenue / yr
$253K–$337K
units × avg price
Conversion rate
5.3%
Avg BSR
#79
Page quality
0%
Prime
100%
Sponsored
91%
Out of stock
1.2%
Avg brand age
51 months
Avg seller age
133 days

Competition & brand share

The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

17

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

82%

Top 20: 100%

Open market

0%

  • HEIMISH44%
  • TOUCH IN SOL24%
  • MISSHA24%
  • YUNJAC4%
  • ETUDE3%
  • TIRTIR2%
  • Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -12.4% search growth over the last 90 days.
12K8KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, Oct · busiest ÷ quietest = 2.4×

Top korean primer search terms

  • korean primer45K/yr
  • no poreblem primer19K/yr
  • missha primer19K/yr
  • artless glow base spf 50 by heimish17K/yr
  • korean makeup primer14K/yr
  • touch in sol primer11K/yr
  • heimish artless glow base11K/yr
  • heimish artless glow tinted sunscreen4K/yr
  • touch in sol12K/yr
  • artless glow base11K/yr
All search terms

Top korean primer 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%$19K20%$39K30%$58K40%$78K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 11 tracked products in this niche — three views at once, no toggling.

What buyers say about korean primer

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

What buyers love

Brightness/Shine/Glow14%

“gives your face a glow”

Soft Feel12%

“makes my skin soft”

Suitability Combination Skin11%

“really glides on skin”

Quality-Overall9%

“Excellent product”

Moist/Dry6%

“Excellent moisturizer”

Smell5%

“doesnt smell bad”

Value For Money4%

“Definitely worth the buy”

Advertised Vs Actual Product4%

“As described”

Weight Light4%

“Lightweight and gorgeous”

Suitability Dry Skin3%

“its great when my skin is adequately moisturized”

What buyers complain about

Smell11%

“it smells funny”

Oily/Greasy7%

“Makes me greasy”

Brightness/Shine/Glow5%

“Not very much glow”

Functionality-Overall5%

“no true results”

Moist/Dry5%

“Not very hydrating”

Advertised Vs Actual Product4%

“Not as advertised”

Value For Money4%

“Waste of money”

Allergies4%

“Allergic reactions”

Durability3%

“not long lasting”

Suitability Oily Skin3%

“my makeup looked oily”

Top return reasons

Functionality-Overall18%
Advertised Vs Actual Product14%
Smell8%
Oily/Greasy7%
Brightness/Shine/Glow5%
Color5%
Moist/Dry4%
Value For Money3%
Texture/Consistency-Overall3%
Adhesion/Stickiness3%

Common questions

Is korean primer profitable to sell on Amazon United States?
The niche generates $194K/yr across 11 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -12.4%. Flapen's verdict: Skip it (42/100).
How competitive is the korean primer niche?
6 brands and 17 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in korean primer?
Top complaints mined from reviews: Smell, Oily/Greasy, Brightness/Shine/Glow. The return rate is 1.7%.
When does demand for korean primer peak?
Demand peaks in Apr–Oct; the busiest month runs 2.4× the quietest.
What does it cost to enter the korean primer niche?
Listings span $11.36–$33.33; the average listing price is $16.86 (sweet spot $15–$100). The average incumbent carries 2,613 reviews — the moat a new listing must climb.