Losec vs Rennie:Which is more popular in New Zealand?
In October 2026, Losec had more branded searches than Rennie among heartburn and indigestion brands in New Zealand. Losec had about 1,640 branded searches, while Rennie had 300. Losec made up 10.4% of all heartburn and indigestion brand searches we track, and Rennie accounted for 1.9%. When we asked ChatGPT and Google AI Overviews about heartburn and indigestion brands, Losec appeared in two of the five answers and Rennie in none.
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Top heartburn and indigestion brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Losec was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Rennie 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.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Mylanta5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Gaviscon4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Quick-Eze4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Losec2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Nexium0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Rennie0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Eno0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about heartburn and indigestion brands
5 answers
Asked ChatGPT
“Which heartburn and indigestion relief brand should I buy in New Zealand?”
Asked ChatGPT
“What are the best heartburn and indigestion relief brands in New Zealand?”
Asked ChatGPT
“What's the best heartburn and indigestion relief brand in New Zealand for acid reflux?”
Searched Google, AI Overview
“best heartburn relief”
Searched Google, AI Overview
“indigestion tablets nz”
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.
Is Losec or Rennie more popular in search?
This chart shows how often people search Google for Losec and Rennie by name. Each line represents a brand's share of searches for all seven heartburn and indigestion brands we track, month by month, from searches in New Zealand.
Share of searches by month for Losec, Rennie. The figures are in the table below the chart.
View monthly share of searches table
| Month | Gaviscon | Quick-Eze | Losec | Nexium | Mylanta | Rennie | Eno |
|---|---|---|---|---|---|---|---|
| Nov 2025 | 53.7% | 13.2% | 12.4% | 5.7% | 11.7% | 1.9% | 1.4% |
| Dec 2025 | 51.7% | 15.6% | 11.4% | 8.9% | 9% | 2.3% | 1.1% |
| Jan 2026 | 50.3% | 17.9% | 12.4% | 6.1% | 9.8% | 2% | 1.5% |
| Feb 2026 | 54.8% | 13% | 12.1% | 5.5% | 11.1% | 2.4% | 1.1% |
| Mar 2026 | 52.4% | 14.2% | 11.9% | 5.1% | 10% | 5.2% | 1.2% |
| Apr 2026 | 53.5% | 14.8% | 13.1% | 5.3% | 10.1% | 2.2% | 0.98% |
| May 2026 | 53.7% | 17.3% | 10.7% | 4.9% | 10% | 2.3% | 1.1% |
| Jun 2026 | 57.3% | 16.7% | 10% | 3.8% | 9.2% | 2.1% | 0.87% |
| Jul 2026 | 56% | 15.8% | 10.7% | 4% | 9.5% | 2.9% | 1.2% |
| Aug 2026 | 54.5% | 18.2% | 9.2% | 4.6% | 9.6% | 3.1% | 0.8% |
| Sep 2026 | 58.9% | 16.4% | 9.3% | 3.7% | 8.9% | 2.2% | 0.66% |
| Oct 2026 | 52.2% | 17.7% | 10.4% | 9.7% | 7.4% | 1.9% | 0.76% |
How has branded search for Losec and Rennie changed in New Zealand over the last 12 months?
3 findings
- Losec was ahead of Rennie in every measured month of the 12 months ending October 2026.
- Across the 12 months ending October 2026, Losec’s share of searches among heartburn and indigestion brands in New Zealand moved from 12.4% to 10.4%, and its estimated monthly branded searches moved from 1.1K to 1.6K.
- Across the 12 months ending October 2026, Rennie’s share of searches among heartburn and indigestion brands in New Zealand held steady at 1.9%, and its estimated monthly branded searches moved from 180 to 300.
How did search popularity change for New Zealand heartburn and indigestion brands in October 2026?
2 changes
In October 2026, Losec gained share of searches among heartburn and indigestion brands in New Zealand, from 9.3% to 10.4%.
Estimated monthly branded searches for Rennie in New Zealand rose 66.7% over 12 measured months, from 180 to 300 in October 2026.
How are Losec’s and Rennie’s branded searches counted?
18 search terms
Brandwave collects information about searches that people make online using Losec’s and Rennie’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.
Losec
8 branded search terms
- losec
- losec capsules
- losec dogs
- losec for infants
- losec medication
- losec omeprazole
- losec pill
- pri losec
Rennie
10 branded search terms
- rennie
- rennie duo
- rennie duo liquid
- rennie heart burn
- rennie indigestion
- rennie liquid
- rennie peppermint
- rennie spearmint
- rennie tablets
- rennies indigestion tablets
Other head-to-heads among heartburn and indigestion brands
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