Vitamin C Serum Korean
FailThe top 5 brands take 100% of clicks, so Vitamin C Serum Korean is a Fail.
- Flapen Score
- 48 / 100Ranks 5,071 of 10,978 Beauty & Personal Care niches · on the category median48
- Market size
- $718K/yr420K searches / yr
- 90-day growth
- +7.1%search demand this quarter
- Competition
- 97%top-5 click share · 2 brands · 13 sellers
Flapen Score
Vitamin C Serum Korean against its category
The dotted line is the Beauty & Personal Care average. Past it, Vitamin C Serum Korean is stronger. Inside it, weaker.
Market
The Vitamin C Serum Korean market on Amazon at a glance
Shoppers on Amazon United States searched for Vitamin C Serum Korean 420K times last year and spent an estimated $718K. All 2 brands take every click. Demand peaks in Jan–Feb–Mar–Oct–Nov–Dec. Flapen scores it 48 out of 100, a Fail.
01 · Demand
An estimated 7.6% of those searches ended in a purchase.
Shoppers searched for this 420K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 7.6% of those searches ended in a purchase. Searches in the last 90 days moved +7.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $718K a year.
- Searches, last 12 months
- 420K
- Growth, 90 days vs prior 90
- +7.1%
- Conversion, latest week
- 7.6%
- Market size, estimated
- $718Ka year
- Peak month
- February3.5× the quietest month
- Top search term
- dr althea vitamin c154K searches a year
02 · Price
A sale here is worth $22.58.
Listings sell for $22.58 on average, from $18.36 to $28.74. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 6,000 to 8,000 of them. At $22.58 that is $135K to $181K a year per listing.
- Average price
- $22.58inside the $15 to $100 sweet spot
- Price range
- $18.36–$28.74
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 30K–40K
- Units per listing a year
- 6,000–8,000
- Revenue per listing a year
- $135K–$181K
- Returns
- 0.9%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
50% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 32.3% of listings are out of stock. The average listing ranks #361 within Serums. It carries 3,165 reviews at 4.53 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 50%
- Prime listings
- 100%
- Out of stock, average day
- 32.3%
- Average rank
- #361in Serums
- Average rating
- 4.53 starsAmazon United States average 4.42 stars
- Average reviews
- 3,165per listing
- Listings tracked
- 6
04 · Newcomers
2 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 53 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 53 months
Products
Top Vitamin C Serum Korean products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 16, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Dr.Althea Vitamin C Boosting Serum | Tranexamic acid (TXA) & Niacinamide to Helps Remove Dark Spots & Uneven Skin Tone | Daily Face Serum for All Skin Types | Korean Vegan Skin Care
- Price
- $20.79
- Rating
- 4.6/5
- Reviews
- 3,105
- Age
- 1y ago

GOODAL Vitamin C Brightening Serum ALPHA | 5% Niacinamide & Exosome for Dark Spot Care | Gentle Daily Facial Serum for Radiant Glow Skin | Green Tangerine | Korean Skincare | 1.01 fl oz (30ml)
- Price
- $18.53
- Rating
- 4.5/5
- Reviews
- 5,209
- Age
- 6mo ago
![GOODAL Green Tangerine Vitamin C Cream [Advanced Ver.] Vitamin C Cream with 5% Niacinamide | Fades Dark Spots Boosts Radiance & Hydrates | Korean Skincare 1.69oz / 50ml](https://m.media-amazon.com/images/I/31NMr0AZ2VL.jpg)
GOODAL Green Tangerine Vitamin C Cream [Advanced Ver.] Vitamin C Cream with 5% Niacinamide | Fades Dark Spots Boosts Radiance & Hydrates | Korean Skincare 1.69oz / 50ml
- Price
- $18.36
- Rating
- 4.5/5
- Reviews
- 1,321
- Age
- 6mo ago

GOODAL Green Tangerine Vita C 15 Ampoule Korean Skin Care Vitamin C Serum Hydrating Daily Facial Care for Fine Lines Dull Skin K Beauty 16g/0.56 Oz
- Price
- $25.70
- Rating
- 4.5/5
- Reviews
- 1,040
- Age
- 4y ago

Dr.Althea Vitamin C Boosting Serum | Daily Vitamin C Serum for All Skin Types | Helps Remove Dark Spots & Uneven Skin Tone | Korean Vegan Skincare (DISCONTINUED)
- Price
- $28.74
- Rating
- 4.6/5
- Reviews
- 3,105
- Age
- 3y ago
Trending
estimated 90-day click momentum
GOODAL Green Tangerine Vita C 15 Ampoule Korean Skin Care Vitamin C Serum Hydrating Daily Facial Care for Fine Lines Dull Skin K Beauty 16g/0.56 Oz
- Price
- $23.40
- Rating
- 4.5/5
- Reviews
- 5,209
- Age
- 1y ago

GOODAL Vitamin C Brightening Serum ALPHA | 5% Niacinamide & Exosome for Dark Spot Care | Gentle Daily Facial Serum for Radiant Glow Skin | Green Tangerine | Korean Skincare | 1.01 fl oz (30ml)
- Price
- $18.53
- Rating
- 4.5/5
- Reviews
- 5,209
- Age
- 6mo ago
![GOODAL Green Tangerine Vitamin C Cream [Advanced Ver.] Vitamin C Cream with 5% Niacinamide | Fades Dark Spots Boosts Radiance & Hydrates | Korean Skincare 1.69oz / 50ml](https://m.media-amazon.com/images/I/31NMr0AZ2VL.jpg)
GOODAL Green Tangerine Vitamin C Cream [Advanced Ver.] Vitamin C Cream with 5% Niacinamide | Fades Dark Spots Boosts Radiance & Hydrates | Korean Skincare 1.69oz / 50ml
- Price
- $18.36
- Rating
- 4.5/5
- Reviews
- 1,321
- Age
- 6mo ago

Dr.Althea Vitamin C Boosting Serum | Daily Vitamin C Serum for All Skin Types | Helps Remove Dark Spots & Uneven Skin Tone | Korean Vegan Skincare (DISCONTINUED)
- Price
- $28.74
- Rating
- 4.6/5
- Reviews
- 3,105
- Age
- 3y ago

GOODAL Green Tangerine Vita C 15 Ampoule Korean Skin Care Vitamin C Serum Hydrating Daily Facial Care for Fine Lines Dull Skin K Beauty 16g/0.56 Oz
- Price
- $25.70
- Rating
- 4.5/5
- Reviews
- 1,040
- Age
- 4y ago
Newest
by launch date![GOODAL Green Tangerine Vitamin C Cream [Advanced Ver.] Vitamin C Cream with 5% Niacinamide | Fades Dark Spots Boosts Radiance & Hydrates | Korean Skincare 1.69oz / 50ml](https://m.media-amazon.com/images/I/31NMr0AZ2VL.jpg)
GOODAL Green Tangerine Vitamin C Cream [Advanced Ver.] Vitamin C Cream with 5% Niacinamide | Fades Dark Spots Boosts Radiance & Hydrates | Korean Skincare 1.69oz / 50ml
- Price
- $18.36
- Rating
- 4.5/5
- Reviews
- 1,321
- Age
- 6mo ago

GOODAL Vitamin C Brightening Serum ALPHA | 5% Niacinamide & Exosome for Dark Spot Care | Gentle Daily Facial Serum for Radiant Glow Skin | Green Tangerine | Korean Skincare | 1.01 fl oz (30ml)
- Price
- $18.53
- Rating
- 4.5/5
- Reviews
- 5,209
- Age
- 6mo ago

GOODAL Green Tangerine Vita C 15 Ampoule Korean Skin Care Vitamin C Serum Hydrating Daily Facial Care for Fine Lines Dull Skin K Beauty 16g/0.56 Oz
- Price
- $23.40
- Rating
- 4.5/5
- Reviews
- 5,209
- Age
- 1y ago

Dr.Althea Vitamin C Boosting Serum | Tranexamic acid (TXA) & Niacinamide to Helps Remove Dark Spots & Uneven Skin Tone | Daily Face Serum for All Skin Types | Korean Vegan Skin Care
- Price
- $20.79
- Rating
- 4.6/5
- Reviews
- 3,105
- Age
- 1y ago

Dr.Althea Vitamin C Boosting Serum | Daily Vitamin C Serum for All Skin Types | Helps Remove Dark Spots & Uneven Skin Tone | Korean Vegan Skincare (DISCONTINUED)
- Price
- $28.74
- Rating
- 4.6/5
- Reviews
- 3,105
- Age
- 3y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 97% of clicks. A locked shelf that new listings rarely crack.
Brands
2 flat
Sellers
13
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
97%
Top 20: 100%
Open market
0%
- Dr.Althea56%
- GOODAL44%
Demand
Vitamin C Serum Korean search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Mar, Oct, Nov, Dec · busiest ÷ quietest = 3.5×
Search terms
Top Vitamin C Serum Korean search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- dr althea vitamin c154K/yr
- goodal vitamin c serum61K/yr
- goodal green tangerine vita c dark spot serum26K/yr
- goodal vitamin c17K/yr
- dr althea vitamin c serum18K/yr
- vitamin c korean21K/yr
- vitamina c dr althea11K/yr
- goodall vitamin c serum13K/yr
- green tangerine vita c dark spot serum17K/yr
- vitamin c dr althea9K/yr
Reviews and returns
What reviews say buyers love and hate about Vitamin C Serum Korean
We read the reviews and the return reasons for every product selling here.
“this item made me break out almost like an allergic reaction”
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.
21 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Vitamin C Serum Korean questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









