SuppRankedFish Oil & Omega-3 market on Amazon
Fish Oil & Omega-3 products on Amazon bring in an estimated $34.8M/mo (~1.2M units) across the 367 products from 120 brands we track. Nordic Naturals leads with about 23% of estimated sales and the top 3 brands hold 41%, a moderately concentrated market.
Brand share Share of est. revenue · top 10
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Fish Oil & Omega-3 brand leaderboard By est. revenue/mo
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Rising brands Overall rank, like-for-like vs the previous day · how
Top Fish Oil & Omega-3 products By est. revenue/mo
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Fish Oil & Omega-3 market FAQ
How big is the Fish Oil & Omega-3 market on Amazon?
About $34.8M a month in estimated Amazon.com sales at list price (~1.2M units), summed across the 367 Fish Oil & Omega-3 products SuppRanked tracks in Amazon's supplement Best Sellers lists. Products outside those lists are not counted, so treat it as a floor and an order-of-magnitude figure. These are SuppRanked's modeled estimates from public Amazon Best Sellers ranks and list prices (October 18, 2026), not official Amazon sales data.
Which brands lead the Fish Oil & Omega-3 market on Amazon?
Nordic Naturals leads with about 23% of estimated sales (~$7.9M/mo). The top 3 (Nordic Naturals, Sports Research, THORNE) hold about 41% and the top 10 about 62%.
How many Fish Oil & Omega-3 brands sell on Amazon?
We count 120 identified brands with at least one Fish Oil & Omega-3 product in the lists we track, as of October 18, 2026. A product counts when its title names Fish Oil & Omega-3 as its main ingredient or form; see the methodology.
Updated October 18, 2026. A product counts when its title names Fish Oil & Omega-3 as its main ingredient or form; a product can count in more than one market. Methodology · All 60 markets