Betadine vs Difflam:Which is more popular?
In September 2026, Betadine had more branded searches than Difflam among throat lozenge brands in New Zealand. Betadine had about 2,900 branded searches, while Difflam had 2,480. Betadine made up 30.4% of all throat lozenge brand searches we track, and Difflam accounted for 26%. When we asked ChatGPT and Google AI Overviews about throat lozenge brands, Difflam appeared in all five answers and Betadine in two. Difflam was mentioned before Betadine in every answer.
Who do people search for more?
Betadine, about 17% more searches than Difflam
Who does AI mention more?
Difflam, mentioned in every answer we collected
Who does AI recommend more?
Difflam, named ahead of Betadine in every answer
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Top throat lozenge brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Difflam appeared in all five answers. Betadine was mentioned in two out of five: not in any of the three ChatGPT answers, but in both Google AI Overviews. Difflam was listed before Betadine in every answer.
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.
See every answer about throat lozenge brands
5 answers
Asked ChatGPT
“Which throat lozenge brand should I buy in New Zealand?”
Asked ChatGPT
“What are the best throat lozenge brands in New Zealand?”
Asked ChatGPT
“What's the best throat lozenge brand in New Zealand for a sore throat?”
Searched Google, AI Overview
“throat lozenges nz”
Searched Google, AI Overview
“sore throat lozenges”
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.
Is Betadine or Difflam more popular in search?
This chart shows how often people search Google for Betadine and Difflam by name. Each line represents a brand's share of searches for all three throat lozenge brands we track, month by month, from searches in New Zealand.
Share of searches by month for Betadine, Difflam. The figures are in the table below the chart.
View monthly share of searches table
| Month | Strepsils | Betadine | Difflam |
|---|---|---|---|
| Oct 2025 | 38.8% | 41.7% | 19.5% |
| Nov 2025 | 31.5% | 49.6% | 19% |
| Dec 2025 | 31.1% | 49.8% | 19.1% |
| Jan 2026 | 31.5% | 52.2% | 16.4% |
| Feb 2026 | 35.3% | 48.3% | 16.3% |
| Mar 2026 | 43.8% | 38.3% | 17.9% |
| Apr 2026 | 35.7% | 46.5% | 17.8% |
| May 2026 | 42.5% | 37.1% | 20.4% |
| Jun 2026 | 45.1% | 32% | 22.9% |
| Jul 2026 | 44.8% | 31.5% | 23.7% |
| Aug 2026 | 51.9% | 24% | 24% |
| Sep 2026 | 43.7% | 30.4% | 26% |
How has the Betadine and Difflam comparison changed over the last 12 months?
3 findings
- Betadine was ahead of Difflam in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Betadine’s share of searches among throat lozenge brands in New Zealand moved from 41.7% to 30.4%, and its estimated monthly branded searches held steady at 2.9K.
- Across the 12 months ending September 2026, Difflam’s share of searches among throat lozenge brands in New Zealand moved from 19.5% to 26%, and its estimated monthly branded searches moved from 1.4K to 2.5K.
How did search popularity change for New Zealand throat lozenge brands in September 2026?
2 changes
In September 2026, Betadine gained share of searches among throat lozenge brands in New Zealand, from 24% to 30.4%.
In September 2026, Difflam gained share of searches among throat lozenge brands in New Zealand, from 24% to 26%.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Betadine’s and Difflam’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.
Other head-to-heads among throat lozenge brands
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