Brandwave

Nature Made vs One A Day:Which is more popular?

In September 2026, Nature Made had more branded searches than One A Day among vitamin and supplement brands in the United States. Nature Made had about 27,100 branded searches, while One A Day had 9,900. Nature Made made up 3.7% of all vitamin and supplement brand searches we track, and One A Day accounted for 1.4%. When we asked ChatGPT and Google AI Overviews about vitamin and supplement brands, Nature Made appeared in three of the five answers and One A Day in none.

Among vitamin and supplement brands in the United States in September 2026

Who do people search for more?

Nature Made, about 3 searches for every 1 for One A Day

Nature Made 27.1K searchesOne A Day 9.9K searches

Who does AI mention more?

Nature Made, mentioned in 3 of 5 answers, One A Day in 0

Nature Made in 3 of 5One A Day in 0 of 5

Who does AI recommend more?

Nature Made, the only one of the two named

Nature Made first in 2One A Day never named

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Top vitamin and supplement brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Nature Made was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. One A Day did not appear in any of the five answers.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Nature Made1st
  2. Thorne2nd
  3. Nordic Naturals3rd
  4. AG1–
  5. Pure Encapsulations–
  6. Seed–
  7. MaryRuth's–
  8. Ritual–
  9. Vital Proteins–
  10. +5 more
  11. One A Day–

Mentioned by AI

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

  • Nature Made3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Thorne2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Nordic Naturals1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • AG10 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Pure Encapsulations0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Seed0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • MaryRuth's0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Ritual0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Vital Proteins0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • One A Day0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

+5 more

See every answer about vitamin and supplement brands

5 answers

  • Asked ChatGPT

    “Which vitamin brand should I buy?”

    1. 1Nature Made
    2. 2Thorne

  • Asked ChatGPT

    “What are the most trusted supplement brands?”

    1. 1Thorne
    2. 2Nature Made
    3. 3Nordic Naturals

  • Asked ChatGPT

    “What is the best multivitamin?”

    1. 1Nature Made

  • Searched Google, AI Overview

    “vitamins”

    1. Searched Google, AI Overview

      “supplements”

      Not named in any answer:

      Brands are shown in the order each answer named them. The survey took place in United States on October 26, 2026.

      Is Nature Made or One A Day more popular in search?

      This chart shows how often people search Google for Nature Made and One A Day by name. Each line represents a brand's share of searches for all 15 vitamin and supplement brands we track, month by month, from searches in United States.

      Nature Made and One A Day among vitamin and supplement brands in the United States, by month

      Share of searches by month for Nature Made, One A Day. The figures are in the table below the chart.

      View monthly share of searches table
      MonthAG1ThornePure EncapsulationsSeedMaryRuth'sNordic NaturalsRitualVital ProteinsNature MadeCentrumGarden of LifeOllyHUM NutritionNew ChapterOne A Day
      Oct 202522.1%12.1%12.1%9.9%9.9%5.4%6.6%4.4%3%3%3.6%3%2.4%1.1%1.3%
      Nov 202521.1%11.6%14.1%9.5%11.6%5.2%6.3%4.2%2.8%2.8%3.5%2.8%2.3%1%1.3%
      Dec 202524.8%11.2%13.6%9.1%11.2%6.1%5%3.3%2.7%2.7%3.3%2.7%1.8%1%1.2%
      Jan 202627.5%12.3%12.3%8.3%10%5.5%5.5%3.7%3%2%3%3%1.7%0.9%1.1%
      Feb 202623.3%12.7%12.7%8.6%12.7%5.7%5.7%3.8%2.6%2.1%3.1%3.1%1.7%0.94%1.1%
      Mar 202625.9%14.2%11.6%9.5%9.5%5.2%5.2%4.3%2.8%2.3%2.8%2.8%1.9%0.85%1%
      Apr 202622.8%15.3%12.5%10.3%8.4%5.6%5.6%4.6%3.1%2.5%3.1%2.5%1.7%0.92%1.1%
      May 202623.4%15.7%12.8%10.5%8.6%5.8%5.8%3.8%2.6%2.1%2.6%2.6%1.7%0.94%1.2%
      Jun 202621.4%14.3%14.3%11.7%7.8%6.4%5.2%4.3%2.9%2.3%2.9%2.3%1.6%1.3%1.3%
      Jul 202621.4%14.3%14.3%11.7%7.8%6.4%5.2%4.3%2.9%2.3%2.9%2.3%1.6%1.3%1.3%
      Aug 202620.7%17%13.8%9.3%7.6%6.2%5.1%4.2%3.4%2.8%2.8%2.8%1.5%1.2%1.5%
      Sep 202618.6%15.1%12.4%12.4%8.3%6.8%5.6%4.6%3.7%3.1%2.5%2.5%1.7%1.4%1.4%

      How has the Nature Made and One A Day comparison changed over the last 12 months?

      3 findings

      How did search popularity change for United States vitamin and supplement brands in September 2026?

      2 changes

      1. In September 2026, One A Day fell from 14th to 15th among vitamin and supplement brands in the United States.

      2. Estimated monthly branded searches for Nature Made in the United States rose 22.1% over 12 measured months, from 22.2K to 27.1K in September 2026.

      How are branded searches counted?

      2 search terms

      Brandwave collects information about searches that people make online using Nature Made’s and One A Day’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.

      Nature Made

      1 branded search term

      • nature made

      One A Day

      1 branded search term

      • one a day vitamins

      How the Brand Demand Index is measured

      Other head-to-heads among vitamin and supplement brands

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