Who makes K9 Advantix? Amazon sales, products and sellers
Updated November 2026 with September 2026 data
At a glance
- Size
- Large
- $1.8M est./mo
- Trend
- Declining
- -31%, last 2 vs prior 2 months
- Ratings
- Mixed
- 4.4 ★ · 45,876 reviews
- Who sells it
- Mostly one seller
- Top seller has 100% of units
K9 Advantix estimated monthly revenue on Amazon
Our read on K9 Advantix
K9 Advantix is a large brand in Flea Drops, ranking 4 of 38 brands in the category with 12% of estimated category revenue. Estimated revenue in September 2026 was $1.8M on 46,000 units, down from $3.0M in June 2026, a change of -41% across 4 months of data. Over the last 2 months the trend is declining at -31%. The brand has 9 products selling, and the top listing, K9 Advantix II Flea & Tick Topical for Large Dogs 21–55 lbs., sells an estimated 11,000 units per month at a 4.4 rating. The average rating is 4.4 across 45,876 reviews, which falls in the mixed band. Sales are concentrated: Amazon is the only seller, with 100% of units.
Top K9 Advantix products on Amazon
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| Product | Rating | Est. units/mo | Amazon link |
|---|---|---|---|
| K9 Advantix II Flea & Tick Topical for Large Dogs 21–55 lbs. | 4.4 ★44,676 reviews | 11,000 | Check price on Amazon |
| K9 Advantix Flea, Tick & Mosquito Prevention for Dogs 21-55 lbs. | 4.3 ★1,200 reviews | 2,800 | Check price on Amazon |
Who sells K9 Advantix
- Amazon100%
Share of estimated units sold in September 2026, by the seller holding the Buy Box.
Place in its category
#4 of 38
Rank 4 of 38 brands in Flea Drops by estimated revenue in September 2026, with 12% of the category.
Frequently asked questions
Who makes K9 Advantix?
K9 Advantix is the brand name on 9 products we tracked on Amazon in September 2026 mostly in Flea Drops (Pet Supplies). The largest seller of K9 Advantix 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 K9 Advantix sell on Amazon?
K9 Advantix sold an estimated $1.8M on Amazon in September 2026, about 46,000 units. That is -41% compared with June 2026. These are Ecominsights estimates, not figures reported by the brand.
What are K9 Advantix's best-selling products on Amazon?
By estimated units sold in September 2026: 1. K9 Advantix II Flea & Tick Topical for Large Dogs 21–55 lbs. (about 11,000 units); 2. K9 Advantix Flea, Tick & Mosquito Prevention for Dogs 21-55 lbs. (about 2,800 units).