Cosrx Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Cosrx sales on Amazon US totaled 601,900 units in July 2026 (▼ 30.5% vs. the prior month), generating an estimated $10,028,590 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 81.2% of unit volume and 78.2% of revenue, while a typical listing is priced at $19.74. The keyword itself pulled 85,580 Amazon queries over the same period (▼ 40.9% MoM).
Zooming out to the 12-month window ending July 2026, the cosrx Top 50 moved 7,065,650 units and $116,357,114 in cumulative sales — an average of 588,804 units and $9,696,426 per month. Monthly throughput topped out at 866,000 units in June 2026 and dipped to 411,650 in May 2026, leaving the latest reading 15.8% higher than August 2025.
Cosrx Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
601.9K
▼ 30.5% MoM
Monthly Revenue 2026/07
$10M
▼ 33.8% MoM
Top 10 Market Share 2026/07
81.2%
Cosrx Market Share & Sales Concentration on Amazon US — July 2026
The most-sold cosrx listing on Amazon US in July 2026 is ASIN B01MDTVZTZ (Brand: The Ordinary), which sold 100,000 units at $6.00 apiece — equal to 16.6% of every unit tracked in this report.
The Top 10 ASINs account for 489,000 units and $7,841,660 in July 2026 — 81.2% of unit volume and 78.2% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Cosrx' on Amazon
July 2026
Is 81.2% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
Powered by ASINSIGHT MCP · Grounded in ASINSIGHT Amazon data
Top 5 Volume Share breakdown
B01MDTVZTZ
The Ordinary Niacinamide 10% + Zinc 1%, Smoothing Serum for Blemish-Prone Skin
100K
▲ 0.0%vs. prior month
$600K
latest month
12-month trend
B07PBXXNCY
Clean Skin Club Clean Towels XL®, 100% USDA Biobased Face Towel, Disposable Face Towelette, Eczema Association Accepted, Makeup Remover Dry Wipes, Ultra Soft, 1 Pack, 50 Ct
100K
▲ 0.0%vs. prior month
$1.8M
latest month
12-month trend
B0B2RM68G2
BIODANCE Bio-Collagen Real Deep Mask, Hydrating Overnight Hydrogel Face Mask, Pore Minimizing, Elasticity, Plumping, Travel Essentials & Self Care Gifts for Women, Korean Skin Care | 1.19oz(34g) x 4ea
100K
▲ 0.0%vs. prior month
$1.8M
latest month
12-month trend
B0DG4WXBCF
MEDITHERAPY Retinal Skin Booster Serum 5.07 fl oz | Retinaldehyde, Niacinamide, Cica | Korean Hydrating Face & Body Serum for Dull, Uneven Skin, All Skin Types, K-Beauty
100K
▲ 0.0%vs. prior month
$2M
latest month
12-month trend
B00PBX3L7K
COSRX Snail Mucin 96% Repairing Serum for Sooothing & Hydrating 3.38 oz. | Snail Secretion Filtrate for Dull Skin & Fine Lines, Korean Skin Care
40K
▼ 60.0%vs. prior month
$689.2K
latest month
12-month trend
B01LEJ5MSK
COSRX Snail Mucin 92% Face Moisturizer for Soft & Glowy Skin, 3.52 oz. | Lightweight Moisturing & Soothing Cream for All Skin Types, Korean Skin Care, Korean Moisturizer Face Cream
10K
▼ 75.0%vs. prior month
$198.7K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Cosrx Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
The Ordinary is the best-performing cosrx brand in July 2026, moving 100,000 units across 1 ASIN for 20.4% of Top 10 volume. CLEAN SKIN CLUB follows with 100,000 units (20.4%), ahead of BIODANCE on 100,000 units (20.4%).
With 6 brands splitting the Top 10 and 61.3% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $6.00 to $19.00, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
The Ordinary
1 ASIN in Top 10
20.4%
Units
100K
Revenue
$600K
Avg. price
$6.00
B01MDTVZTZ
$6.00·★4.7·63.3K revsThe Ordinary Niacinamide 10% + Zinc 1%, Smoothing Serum for Blemish-Prone Skin
Units sold100K
CLEAN SKIN CLUB
1 ASIN in Top 10
20.4%
Units
100K
Revenue
$1.8M
Avg. price
$17.95
B07PBXXNCY
$17.95·★4.8·44.4K revsClean Skin Club Clean Towels XL®, 100% USDA Biobased Face Towel, Disposable Face Towelette, Eczema Association Accepted, Makeup Remover Dry Wipes, Ultra Soft, 1 Pack, 50 Ct
Units sold100K
BIODANCE
1 ASIN in Top 10
20.4%
Units
100K
Revenue
$1.8M
Avg. price
$19.00
B0B2RM68G2
$19.00·★4.5·45.6K revsBIODANCE Bio-Collagen Real Deep Mask, Hydrating Overnight Hydrogel Face Mask, Pore Minimizing, Elasticity, Plumping, Travel Essentials & Self Care Gifts for Women, Korean Skin Care | 1.19oz(34g) x 4ea
Units sold100K
Trending Cosrx Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, 2 ASINs forced its way in: B016NRXO06 booked 10K units at $12.00, with ▲ 0.0% MoM change.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B016NRXO06
COSRX Low pH Good Morning Gel Face Cleanser, Gentle Face Wash, 5.07 fl oz | Daily Mild Care for Sensitive Skin, Gentle Cleanser, pH Balancing, Tea Tree Oil, Gentle Sebum, Pore Control, Korean Skin Care
Price
$12.00
Rating
4.5
Reviews
21.2K
Latest month sales
B09S6JKB52
SKIN1004 Centella Travel Kit, Korean Skin Care Set of 5, Travel Size | A Travel Size Skincare Gift Set with Toner, Serum, Oil Cleanser, Face Wash, and Moisturizer, Made with Madagascar Centella
Price
$17.99
Rating
4.7
Reviews
2.8K
Latest month sales
One Amazon dataset. Two ways to use it.
Every number in this cosrx report comes from the Amazon market data ASINSIGHT tracks. Pick how you want to work with it.
Explore the full data
Browse the complete, structured picture in a ready-made interface — and keep tracking it as the market moves.
- Organic vs. ad traffic shifts per product
- Hourly rank and search-volume tracking
- Competitor ASINs and historical trends
Starts with a free ASINSIGHT account
Analyze the data your way
Connect the same data to ChatGPT, Claude or Cursor, then combine any dimensions to answer your own questions.
- Combine product, keyword, sales & ranking data freely
- Follow up in your own words, no fixed reports
- Works in ChatGPT, Claude & Cursor
20,000 credits/mo free, no credit card