Brandwave

Seven Seas vs Swisse:Which is more popular?

In October 2026, Seven Seas had more branded searches than Swisse among fish oil brands worldwide. Seven Seas had about 37,900 branded searches, while Swisse had 22,500. Seven Seas made up 18% of all fish oil brand searches we track, and Swisse accounted for 10.7%. When we asked ChatGPT and Google AI Overviews about fish oil brands, neither Seven Seas nor Swisse appeared in any of the four answers.

Among fish oil brands worldwide in October 2026

Who do people search for more?

Seven Seas, about 68% more searches than Swisse

Seven Seas 37.9K searchesSwisse 22.5K searches

Who does AI mention more?

Both were mentioned in 0 of 4 answers.

Seven Seas in 0 of 4Swisse in 0 of 4

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Top fish oil brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and one Google AI Overview, neither Seven Seas nor Swisse showed up in any of the four answers.

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Nordic Naturals3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Nature Made1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Seven Seas0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Blackmores0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Swisse0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Nature's Bounty0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Thorne0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Wiley's Finest0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers

See every answer about fish oil brands

4 answers

  • Asked ChatGPT

    “Which fish oil brand should I buy?”

    1. Asked ChatGPT

      “What are the best fish oil brands?”

      1. 1Nordic Naturals
      2. 2Nature Made

    2. Asked ChatGPT

      “What's the best fish oil brand for omega 3 supplement?”

      1. 1Nordic Naturals

    3. Searched Google, AI Overview

      “fish oil supplement”

      Google showed no AI Overview for this search.

    4. Searched Google, AI Overview

      “fish oil capsules”

      1. 1Nordic Naturals

    Not named in any answer:

    Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.

    Is Seven Seas or Swisse more popular in search?

    This chart shows how often people search Google for Seven Seas and Swisse by name. Each line represents a brand's share of searches for all eight fish oil brands we track, month by month, from English-language searches worldwide.

    Seven Seas and Swisse among fish oil brands worldwide, by month

    Share of searches by month for Seven Seas, Swisse. The figures are in the table below the chart.

    View monthly share of searches table
    MonthNordic NaturalsSeven SeasBlackmoresSwisseNature MadeNature's BountyThorneWiley's Finest
    Nov 202547.1%17.6%11.2%9%6.8%5.1%2.6%0.68%
    Dec 202549.9%16.4%10%8.7%6.6%4.7%2.8%0.88%
    Jan 202650.4%15.5%10.2%8.8%7%4.5%2.8%0.87%
    Feb 202648.2%15.9%9.6%9.1%8.5%4.5%3.1%1%
    Mar 202652.1%14.1%10.5%8.1%6.5%4.4%3.4%0.9%
    Apr 202650.6%16.4%10.6%7.9%6.3%3.9%3.4%0.87%
    May 202646.7%15.9%11.9%9.6%7.1%4.1%3.8%0.83%
    Jun 202646%16.1%11.7%11.5%7%3.8%3.1%0.81%
    Jul 202646.2%16.1%12.2%10.6%7%4.1%3.1%0.66%
    Aug 202643.6%17.2%13.5%10.9%7.7%3.6%2.9%0.63%
    Sep 202644.4%17.5%13.8%11.1%6.4%3.7%2.4%0.64%
    Oct 202642.9%18%15.7%10.7%6.2%3.6%2.4%0.62%

    Swisse sells other things too, so only its searches that name this product count here, like “swisse omega 3”.

    How has branded search for Seven Seas and Swisse changed worldwide over the last 12 months?

    3 findings
    • Seven Seas was ahead of Swisse in every measured month of the 12 months ending October 2026.
    • Across the 12 months ending October 2026, Seven Seas’ share of searches among fish oil brands worldwide moved from 17.6% to 18%, and its estimated monthly branded searches moved from 33.9K to 37.9K.
    • Across the 12 months ending October 2026, Swisse’s share of searches among fish oil brands worldwide moved from 9% to 10.7%, and its estimated monthly branded searches moved from 17.3K to 22.5K.

    How did search popularity change for fish oil brands worldwide in October 2026?

    2 changes

    1. Seven Seas’ share of searches among fish oil brands worldwide has gained ground for 3 months in a row, from 16.1% to 18% in October 2026.

    2. Estimated monthly branded searches for Swisse worldwide rose 30.2% over 12 measured months, from 17.3K to 22.5K in October 2026.

    How are Seven Seas’ and Swisse’s branded searches counted?

    7 search terms

    Brandwave collects information about searches that people make online using Seven Seas’ and Swisse’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

    Seven Seas

    3 branded search terms

    • seven seas cod liver oil
    • seven seas fish oil
    • seven seas omega 3

    Swisse

    4 branded search terms

    • swisse cod liver oil
    • swisse fish oil
    • swisse krill oil
    • swisse omega 3

    How the Brand Demand Index is measured

    Other head-to-heads among fish oil brands

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