Who makes Capstar? Amazon sales, products and sellers
Updated November 2026 with September 2026 data
At a glance
- Size
- Large
- $2.4M est./mo
- Trend
- Growing
- +36%, last 2 vs prior 2 months
- Ratings
- Mixed
- 4.2 ★ · 102,001 reviews
- Who sells it
- Mostly one seller
- Top seller has 100% of units
Capstar estimated monthly revenue on Amazon
Our read on Capstar
Capstar ranks 1 of 25 brands in Flea Pills, a leaf category within Pet Supplies, with an estimated 57% of that category's revenue. Estimated revenue was $2.4M in September 2026, up from $2.0M in June 2026, a change of +20% over 4 months of data. The trend is marked as Growing, at +36% over a 2-month window. Estimated units in the latest month were 49,000 across 7 products. The top listing, Capstar Oral Flea Tablets Dogs 25+ lbs, sells an estimated 22,000 units per month with a 4.2 rating. Average rating is 4.2 across 102,001 reviews, placing it in the Mixed band. Amazon is the only seller, with 100% of units.
Top Capstar products on Amazon
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| Product | Rating | Est. units/mo | Amazon link |
|---|---|---|---|
| Capstar Oral Flea Tablets Dogs 25+ lbs | 4.2 ★33,000 reviews | 22,000 | Check price on Amazon |
| Capstar Oral Flea Tablets Dogs 2-25 lbs | 4.1 ★27,480 reviews | 16,000 | Check price on Amazon |
| Capstar Oral Flea Tablets Cats 2-25 lbs | 4.4 ★41,521 reviews | 7,100 | Check price on Amazon |
| Capstar (nitenpyram) Fast-Acting Oral Flea Tablets for Dogs 25+ lb | 4.2 ★33,011 reviews | 3,100 | Check price on Amazon |
| Capstar (nitenpyram) Fast-Acting Oral Flea Treatment for Dogs 2-25 lbs | 4.1 ★27,479 reviews | 16 | Check price on Amazon |
Who sells Capstar
- Amazon100%
Share of estimated units sold in September 2026, by the seller holding the Buy Box.
Place in its category
#1 of 25
Rank 1 of 25 brands in Flea Pills by estimated revenue in September 2026, with 57% of the category.
Frequently asked questions
Who makes Capstar?
Capstar is the brand name on 7 products we tracked on Amazon in September 2026 mostly in Flea Pills (Pet Supplies). The largest seller of Capstar products that month was Amazon, with 100% of estimated units. Amazon listings don't show the brand owner's legal name, so the brand's own website is the place to confirm its parent company.
How much does Capstar sell on Amazon?
Capstar sold an estimated $2.4M on Amazon in September 2026, about 49,000 units. That is +20% compared with June 2026. These are Ecominsights estimates, not figures reported by the brand.
What are Capstar's best-selling products on Amazon?
By estimated units sold in September 2026: 1. Capstar Oral Flea Tablets Dogs 25+ lbs (about 22,000 units); 2. Capstar Oral Flea Tablets Dogs 2-25 lbs (about 16,000 units); 3. Capstar Oral Flea Tablets Cats 2-25 lbs (about 7,100 units).