Brandwave

How popular isTums?

In September 2026, people searched for Tums by name about 135,000 times in the United States, about the same as the previous year. These searches made up 13.9% of all United States heartburn and digestive brand searches, placing Tums fourth out of six brands. When we asked both ChatGPT and Google AI Overviews about heartburn and digestive brands, Tums appeared in all answers and was the most recommended of the six.

Search and AI answers in September 2026

Tums is the fourth most searched of 6 competitors and the most recommended in AI answers.

  1. Pepto-BismolShare of searches 31.1%Mentioned in 2 of 5 AI answersPlace in AI recommendations 4th
  2. PepcidShare of searches 25.4%Mentioned in 3 of 5 AI answersPlace in AI recommendations 2nd
  3. Prilosec OTCShare of searches 13.9%Mentioned in 3 of 5 AI answersPlace in AI recommendations 3rd
  4. TumsShare of searches 13.9%Mentioned in 5 of 5 AI answersPlace in AI recommendations 1st
  5. NexiumShare of searches 9.3%Mentioned in 1 of 5 AI answersPlace in AI recommendations 6th

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Top heartburn and digestive brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Tums appeared in all five answers. Tums is the most recommended of the six.

Most recommended by AI

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

  1. Tums1st
  2. Pepcid2nd
  3. Prilosec OTC3rd
  4. Pepto-Bismol4th
  5. Gaviscon5th
  6. Nexium6th

Mentioned by AI

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

  • Tums5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Pepcid3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Prilosec OTC3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Pepto-Bismol2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Nexium1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Gaviscon1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about heartburn and digestive brands

5 answers

Brands are shown in the order each answer named them. The survey took place in United States on October 27, 2026.

Which heartburn and digestive brands compete with Tums?

Tums against heartburn and digestive brands in the United States, by month

Share of searches by month for Pepto-Bismol, Pepcid, Prilosec OTC, Tums, Nexium, Gaviscon. The figures are in the table below the chart.

View monthly share of searches table
MonthPepto-BismolPepcidPrilosec OTCTumsNexiumGaviscon
Oct 202531.6%21.1%17.3%14.2%9.5%6.3%
Nov 202528.7%23.5%15.8%15.8%10.6%5.8%
Dec 202532.1%21.5%14.4%14.4%9.7%7.9%
Jan 202631.6%21.1%17.3%14.2%9.5%6.3%
Feb 202633.5%22.4%15%12.2%10.1%6.7%
Mar 202630.2%24.6%16.5%13.5%9.1%6.1%
Apr 202631.1%25.4%13.9%13.9%9.3%6.3%
May 202631.1%25.4%13.9%13.9%9.3%6.3%
Jun 202626.9%26.9%14.8%14.8%9.9%6.6%
Jul 202631.6%25.9%14.2%14.2%7.8%6.4%
Aug 202631.1%25.4%13.9%13.9%9.3%6.3%
Sep 202631.1%25.4%13.9%13.9%9.3%6.3%

  1. 1.Pepto-Bismol

    31.1%

    Held 1st. 301K estimated branded searches, 0% vs prior month. Share 0 points.

  2. 2.Pepcid

    25.4%

    Held 2nd. 246K estimated branded searches, 0% vs prior month. Share 0 points.

  3. 3.Prilosec OTC

    13.9%

    Held 3rd. 135K estimated branded searches, 0% vs prior month. Share 0 points.

  4. 4.Tums

    13.9%

    Held 4th. 135K estimated branded searches, 0% vs prior month. Share 0 points.

  5. 5.Nexium

    9.3%

    Held 5th. 90.5K estimated branded searches, 0% vs prior month. Share 0 points.

  6. 6.Gaviscon

    6.3%

    Held 6th. 60.5K estimated branded searches, 0% vs prior month. Share 0 points.

Compare popularity between Tums and its closest rivals

Every comparison with Tums

5 comparisons

How has branded search demand for Tums changed in the United States over the last 12 months?

2 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for Tums in the United States held steady at 135K.
  • Across the 12 months ending September 2026, Tums’ share of searches among heartburn and digestive brands in the United States peaked at 15.8% in November 2025 and was lowest at 12.2% in February 2026.

How did search popularity change for United States heartburn and digestive brands in September 2026?

2 changes

  1. Estimated monthly branded searches for Pepcid in the United States rose 22.4% over 12 measured months, from 201K to 246K in September 2026.

  2. Estimated monthly branded searches for Prilosec OTC in the United States fell 18.2% over 12 measured months, from 165K to 135K in September 2026.

How are Tums’ branded searches counted?

1 search term

Brandwave collects information about searches that people make online using Tums’ name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.

  • tums

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How the Brand Demand Index is measured

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