Skip to content

Korean Serum

Maybe

An estimated 0.8% of orders come back. But the average product has 13,186 reviews to catch up to, so Korean Serum is a Maybe.

Flapen Score
64
64 / 100
Top 3% of 10,978 Beauty & Personal Care niches · +16 vs the category median of 48
Market size
$1.1M/yr1.6M searches / yr
90-day growth
-7.6%search demand this quarter
Competition
24%top-5 click share · 46 brands · 787 sellers

Flapen Score

Korean Serum against its category

The dotted line is the Beauty & Personal Care average. Past it, Korean Serum is stronger. Inside it, weaker.

64Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Korean Serum market on Amazon at a glance

Shoppers on Amazon United States searched for Korean Serum 1.6M times last year and spent an estimated $1.1M. The top 5 brands take 52% of clicks. Flapen scores it 64 out of 100, a Maybe.

01 · Demand

An estimated 3.8% of those searches ended in a purchase.

Shoppers searched for this 1.6M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.8% of those searches ended in a purchase. Searches in the last 90 days moved -7.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.1M a year.

Searches, last 12 months
1.6M
Growth, 90 days vs prior 90
-7.6%
Conversion, latest week
3.8%
Market size, estimated
$1.1Ma year
Peak month
January1.5× the quietest month
Top search term
brightening serum273K searches a year

02 · Price

A sale here is worth $17.75.

Listings sell for $17.75 on average, from $5.86 to $65.09. Amazon reports units sold in ranges. This niche sold 60K to 80K a year. The average listing sells 500 to 750 of them. At $17.75 that is $9K to $13K a year per listing.

Average price
$17.75inside the $15 to $100 sweet spot
Price range
$5.86–$65.09
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
60K–80K
Units per listing a year
500–750
Revenue per listing a year
$9K–$13K
Returns
0.8%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads and reviews.

100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.4% of listings are out of stock. The average listing ranks #118 within Serums. It carries 13,186 reviews at 4.54 stars, so a new listing needs social proof before a better product.

Sponsored listings
100%
Prime listings
100%
Out of stock, average day
0.4%
Average rank
#118in Serums
Average rating
4.54 starsAmazon United States average 4.42 stars
Average reviews
13,186per listing
Listings tracked
90

04 · Newcomers

9 of last year's 9 launches cleared the first-year sales bar.

9 products launched here in the last 12 months. 9 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 43 months on average, so the names here are settling in.

Launched, last 12 months
9
Successful launches
9Amazon's first-year sales bar
Average brand age
43 months

Products

Top Korean Serum products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take only 24% of clicks. An open shelf where new products get seen.

Brands

46 rising

Sellers

787

Top-5 brand share

52%

Top 20: 88%

Top-5 click share

24%

Top 20: 57%

Open market

41%

  • Brand 112%
  • Brand 211%
  • Brand 310%
  • Brand 49%
  • Brand 59%
  • Brand 67%

Demand

Korean Serum search demand

Weekly searches over the year, seasonality beneath. Pick a range.

50K30KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Search terms

Top Korean Serum search terms shoppers use

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

  • brightening serum273K/yr
  • anti aging serum210K/yr
  • korean serum176K/yr
  • glow serum122K/yr
  • skin brightening serum107K/yr
  • ceramide serum81K/yr
  • face serum korean46K/yr
  • night serum50K/yr
  • korean serum for face56K/yr
  • glass skin serum45K/yr

Reviews and returns

What reviews say buyers love and hate about Korean Serum

We read the reviews and the return reasons for every product selling here.

15%of positive reviews mention “Suitability Combination Skin”
12%of negative reviews mention “Functionality-Overall”
0.8%of orders come back
“DIDN'T WORK”
A buyer, on “Functionality-Overall”12% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

18 topics

NegativePositive

FAQ

Common Korean Serum questions

Answered from the same tracked data.