Capstar For Cats Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Capstar For Cats sales on Amazon US totaled 276,600 units in July 2026 (▲ 2.9% vs. the prior month), generating an estimated $9,261,086 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 39.8% of unit volume and 40.1% of revenue, while a typical listing is priced at $33.80. The keyword itself pulled 50,184 Amazon queries over the same period (▲ 5.9% MoM).
Zooming out to the 12-month window ending July 2026, the capstar for cats Top 50 moved 2,497,950 units and $84,107,804 in cumulative sales — an average of 208,163 units and $7,008,984 per month. Monthly throughput topped out at 276,600 units in July 2026 and dipped to 146,000 in February 2026, leaving the latest reading 9.8% higher than August 2025.
Capstar For Cats 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
276.6K
▲ 2.9% MoM
Monthly Revenue 2026/07
$9.3M
▼ 3.1% MoM
Top 10 Market Share 2026/07
39.8%
Capstar For Cats Market Share & Sales Concentration on Amazon US — July 2026
The most-sold capstar for cats listing on Amazon US in July 2026 is ASIN B019CD4ZDS (Brand: Elanco), which sold 20,000 units at $18.92 apiece — equal to 7.2% of every unit tracked in this report and 2.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 110,000 units and $3,712,400 in July 2026 — 39.8% of unit volume and 40.1% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Capstar For Cats' on Amazon
July 2026
Is 39.8% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B019CD4ZDS
Elanco Tapeworm Dewormer (praziquantel tablets) for Cats and Kittens 6 Weeks and Older, 3-count
20K
▲ 100.0%vs. prior month
$382.4K
latest month
12-month trend
B0009F3MLA
Hartz UltraGuard Flea & Tick Collar for Cats and Kittens, 7 Month Flea and Tick Protection and Prevention, White
10K
▲ 0.0%vs. prior month
$38.7K
latest month
12-month trend
B004QBDO0M
Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 6-Month Supply
10K
▼ 50.0%vs. prior month
$699.1K
latest month
12-month trend
B00N7DEFH6
Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 2-Month Supply
10K
▲ 0.0%vs. prior month
$335.9K
latest month
12-month trend
B01M995H8K
Wondercide Flea Tick & Mosquito Spray for Pets & Home - Rosemary 16 fl oz | With Natural Essential Oils - Killer, Control, Prevention, Treatment of Fleas & Ticks for Dogs and Cats - Pet & Family Safe
10K
▲ 0.0%vs. prior month
$269.9K
latest month
12-month trend
B01N0BZQQO
PetArmor Plus Flea and Tick Prevention for Cats over 1.5 lbs, Cat Flea and Tick Treatment, 6 Doses, Waterproof Topical, Fast Acting | Ideal for Cats 1.5 lbs+; Kills Fleas, Eggs, Larvae, Ticks & Lice; 6-month supply; Waterproof Cat Topical
10K
▲ 0.0%vs. prior month
$399.9K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Capstar For Cats Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Capstar is the best-performing capstar for cats brand in July 2026, moving 30,000 units across 3 ASINs for 27.3% of Top 10 volume. Elanco follows with 20,000 units (18.2%), ahead of Advantage on 20,000 units (18.2%).
With 6 brands splitting the Top 10 and 63.6% 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 $18.92 to $51.76, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Capstar
3 ASINs in Top 10
27.3%
Units
30K
Revenue
$1.3M
Avg. price
$42.97
B07PWB9J43
$42.97·★4.2·32.7K revsCapstar for Dogs (nitenpyram), Fast-Acting Oral Flea Treatment for Dogs Over 25+ lbs, Vet-Recommended Flea Medication Tablets Start Killing in 30 Minutes, 6 Doses | Ideal for Dogs 25+ lbs; Oral Tablet, No Mess; 6 doses; Fast Flea Knockdown
Units sold10KB07PXHQ5JR
$42.97·★4.1·26.2K revsCapstar (Nitenpyram) Fast-Acting Oral Flea Treatment for Dogs 2-25 Lbs, Vet-Recommended Medication Tablets, Flea Tablets for Dogs Start Killing in 30 Minutes, 6 Doses | Ideal for Dogs 2-25 lbs; Oral Tablet, No Mess; 6 doses; Fast Flea Knockdown
Units sold10KB07Q1TKTP9
$42.97·★4.4·38.6K revsCapstar (nitenpyram) Cat Flea Treatment, Fast-Acting Oral Flea Treatment for Cats 2-25 lbs, Vet-Recommended Medication Tablets Start Killing in 30 Minutes, 6 Doses
Units sold10K
Elanco
1 ASIN in Top 10
18.2%
Units
20K
Revenue
$382.4K
Avg. price
$18.92
B019CD4ZDS
$18.92·★4.6·54.3K revsElanco Tapeworm Dewormer (praziquantel tablets) for Cats and Kittens 6 Weeks and Older, 3-count
Units sold20K
Advantage
2 ASINs in Top 10
18.2%
Units
20K
Revenue
$1M
Avg. price
$51.76
B004QBDO0M
$69.92·★4.5·67K revsAdvantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 6-Month Supply
Units sold10KB00N7DEFH6
$33.59·★4.5·67K revsAdvantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 2-Month Supply
Units sold10K
Trending Capstar For Cats 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, one ASIN forced its way in: B07PXHQ5JR booked 10K units at $42.97, with ▲ 11.1% MoM change. On the growth side, B08G3JVWQB leads positive momentum with ▲ 566.7% MoM growth on 2K units, with B019CD4ZDS close behind at ▲ 100.0% MoM on 20K units.
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.
B07PXHQ5JR
Capstar (Nitenpyram) Fast-Acting Oral Flea Treatment for Dogs 2-25 Lbs, Vet-Recommended Medication Tablets, Flea Tablets for Dogs Start Killing in 30 Minutes, 6 Doses | Ideal for Dogs 2-25 lbs; Oral Tablet, No Mess; 6 doses; Fast Flea Knockdown
Price
$42.97
Rating
4.1
Reviews
26.2K
Latest month sales
B08G3JVWQB
TevraPet FirstAct Plus Flea and Tick Prevention for Cats Over 1.5lbs, 6 Monthly Doses, Topical Drops
Price
$34.97
Rating
4.0
Reviews
14.6K
Latest month sales
B019CD4ZDS
Elanco Tapeworm Dewormer (praziquantel tablets) for Cats and Kittens 6 Weeks and Older, 3-count
Unlock to view ASIN details and product titles
Price
$18.92
Rating
4.6
Reviews
54.3K
Latest month sales
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