Omega 3 For Dogs Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Omega 3 For Dogs sales on Amazon US totaled 215,100 units in July 2026 (▼ 10.5% vs. the prior month), generating an estimated $5,719,077 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 50.2% of unit volume and 46.9% of revenue, while a typical listing is priced at $26.59. The keyword itself pulled 39,083 Amazon queries over the same period (▼ 0.2% MoM).
Zooming out to the 12-month window ending July 2026, the omega 3 for dogs Top 50 moved 2,547,500 units and $68,018,063 in cumulative sales — an average of 212,292 units and $5,668,172 per month. Monthly throughput topped out at 240,400 units in June 2026 and dipped to 140,800 in May 2026, leaving the latest reading 0.6% higher than August 2025.
Omega 3 For Dogs 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
215.1K
▼ 10.5% MoM
Monthly Revenue 2026/07
$5.7M
▼ 10.7% MoM
Top 10 Market Share 2026/07
50.2%
Omega 3 For Dogs Market Share & Sales Concentration on Amazon US — July 2026
The most-sold omega 3 for dogs listing on Amazon US in July 2026 is ASIN B0CXKNLKMX (Brand: Zesty Paws), which sold 20,000 units at $16.97 apiece — equal to 9.3% of every unit tracked in this report and 2.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 108,000 units and $2,681,310 in July 2026 — 50.2% of unit volume and 46.9% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Omega 3 For Dogs' on Amazon
July 2026









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Top 5 Volume Share breakdown

B0CXKNLKMX
Zesty Paws Salmon Oil for Dogs & Cats - Omega 3 for Dogs 8.5oz | Fish Oil for Dogs and Cats - Omega-3 Blend Pollock + Salmon Oil - for Skin and Coat Support, Omega 3 Supplement for Pets
20K
▲ 0.0%vs. prior month
$339.4K
latest month
12-month trend

B001FB6ECQ
Nutramax Welactin Omega-3 Fish Oil Dog Supplement, Skin & Coat, Liquid 16oz
10K
▲ 0.0%vs. prior month
$299.9K
latest month
12-month trend

B00CBY93XS
Nordic Naturals Omega-3 Pet, 1380mg Fish Oil for Dogs w/EPA DHA - 16oz | Delivers 1380 mg of omega-3s per teaspoon with EPA and DHA to support heart health, immunity, and overall vitality in dogs
10K
▲ 0.0%vs. prior month
$399.1K
latest month
12-month trend

B07121B839
Zesty Paws Dog Vitamins - Dog Multivitamin Chews, Chicken, 90 Ct | Dog Vitamins and Supplements for Hip & Joints, Skin & Coat, Omega 3 Fish Oil for Dogs
10K
▲ 0.0%vs. prior month
$329.7K
latest month
12-month trend

B08R589VZ2
Native Pet Omega 3 Fish Oil for Dogs & Cats – Wild Alaskan Salmon Oil for Dogs Skin and Coat, Supports Joints, Heart & Shedding – Fast-Absorbing Omega 3 6 9 Liquid Supplement – 8oz
10K
▼ 50.0%vs. prior month
$169.9K
latest month
12-month trend

B09VYFVYL9
Nutramax Welactin Omega-3 Fish Oil Supplement for Dogs, Soft Chews, 60ct | Dog Skin and Coat Supplement, Omega-3 Fatty Acids, Beta Glucan, Supports Immune and Overall Health, All Ages & Sizes
10K
▲ 0.0%vs. prior month
$249.7K
latest month
12-month trend
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Best Omega 3 For Dogs Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Zesty Paws is the best-performing omega 3 for dogs brand in July 2026, moving 40,000 units across 3 ASINs for 37.0% of Top 10 volume. Nutramax Laboratories follows with 29,000 units (26.9%), ahead of Nordic Naturals on 10,000 units (9.3%).
With 6 brands splitting the Top 10 and 73.1% 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 $26.65 to $39.91, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Zesty Paws
3 ASINs in Top 10
37.0%
Units
40K
Revenue
$1M
Avg. price
$28.97

B0CXKNLKMX
$16.97·★4.5·70.1K revsZesty Paws Salmon Oil for Dogs & Cats - Omega 3 for Dogs 8.5oz | Fish Oil for Dogs and Cats - Omega-3 Blend Pollock + Salmon Oil - for Skin and Coat Support, Omega 3 Supplement for Pets
Units sold20K
B07121B839
$32.97·★4.6·27.5K revsZesty Paws Dog Vitamins - Dog Multivitamin Chews, Chicken, 90 Ct | Dog Vitamins and Supplements for Hip & Joints, Skin & Coat, Omega 3 Fish Oil for Dogs
Units sold10K
B0CVNQCWMM
$36.97·★4.5·70.1K revsZesty Paws Salmon Oil for Dogs & Cats - Omega 3 for Dogs & Cats, 32 oz | Fish Oil for Dogs and Cats - Omega-3 Blend Pollock + Salmon Oil - for Skin and Coat Support, Omega 3 Supplement for Pets
Units sold10K
Nutramax Laboratories
3 ASINs in Top 10
26.9%
Units
29K
Revenue
$774.5K
Avg. price
$26.65

B001FB6ECQ
$29.99·★4.6·7K revsNutramax Welactin Omega-3 Fish Oil Dog Supplement, Skin & Coat, Liquid 16oz
Units sold10K
B09VYFVYL9
$24.97·★4.6·2K revsNutramax Welactin Omega-3 Fish Oil Supplement for Dogs, Soft Chews, 60ct | Dog Skin and Coat Supplement, Omega-3 Fatty Acids, Beta Glucan, Supports Immune and Overall Health, All Ages & Sizes
Units sold10K
B001L1BM2W
$24.99·★4.6·5.2K revsNutramax Welactin Omega-3 Fish Oil Supplement for Dogs, Softgel Caps, 120ct | Dog Skin and Coat Supplement, Omega-3 Fatty Acids, Easy-To-Give No Spill Softgels, Vet Recommended, All Ages & Sizes
Units sold9K
Nordic Naturals
1 ASIN in Top 10
9.3%
Units
10K
Revenue
$399.1K
Avg. price
$39.91

B00CBY93XS
$39.91·★4.5·12.5K revsNordic Naturals Omega-3 Pet, 1380mg Fish Oil for Dogs w/EPA DHA - 16oz | Delivers 1380 mg of omega-3s per teaspoon with EPA and DHA to support heart health, immunity, and overall vitality in dogs
Units sold10K
Trending Omega 3 For Dogs 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: B001L1BM2W booked 9K units at $24.99, with ▲ 0.0% MoM change. On the growth side, B07VF83WLZ leads positive momentum with ▲ 100.0% MoM growth on 2K 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.

B001L1BM2W
Nutramax Welactin Omega-3 Fish Oil Supplement for Dogs, Softgel Caps, 120ct | Dog Skin and Coat Supplement, Omega-3 Fatty Acids, Easy-To-Give No Spill Softgels, Vet Recommended, All Ages & Sizes
Price
$24.99
Rating
4.6
Reviews
5.2K
Latest month sales

B08QSK1CYF
Omega 3 for Dogs - Fish Oil for Skin & Coat Health, Itch & Allergy Support | Vet-Approved - Salmon Oil Treats for Dog Shedding, Hot Spots Treatment - EPA&DHA Fatty Acids Supplement - Made in USA, 180Ct
Price
$19.90
Rating
4.3
Reviews
13K
Latest month sales

B07VF83WLZ
Nordic Naturals Omega-3 Fish Oil for Dogs with EPA + DHA - 120 Count | Easy-to-give soft gel capsules deliver 320 mg omega-3 per serving to support heart, skin, coat, and immune health in dogs
Unlock to view ASIN details and product titles
Price
$25.46
Rating
4.6
Reviews
4.8K
Latest month sales
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