---
title: "How popular is Listerine? Searches and AI answers in New Zealand"
description: "Listerine makes mouthwash. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time."
canonical: "https://gobrandwave.com/demand/nz/brands/listerine"
publisher: "Brandwave"
---

# How popular is Listerine? Searches and AI answers in New Zealand

Listerine makes mouthwash. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

## Key facts

- **Brand**: Listerine
- **Market**: New Zealand
- **Measured month**: Oct 2026
- **Share of Search among oral care brands**: 9.5%

## Where does Listerine compete?

| Competitive set | Rank | Share of Search | Estimated monthly branded searches |
| --- | --- | --- | --- |
| Oral care brands | 5 | 9.5% | 2.2K |

- [Oral care brands](/demand/nz/categories/nz-oral-care-brands)

## Top oral care brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Listerine was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews. Listerine is the fourth most recommended of the nine.

Brands get a higher AI rank if they are mentioned earlier in the answers that list options.

| Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it |
| --- | --- | --- | --- | --- |
| Colgate | 1st | 3 of 3 | 2 of 2 | 5 of 5 |
| Sensodyne | 2nd | 3 of 3 | 1 of 2 | 4 of 5 |
| Oral-B | 3rd | 3 of 3 | 1 of 2 | 4 of 5 |
| Listerine | 4th | 0 of 3 | 1 of 2 | 1 of 5 |
| Grin Natural | 5th | 1 of 3 | 1 of 2 | 2 of 5 |
| Macleans | 6th | 2 of 3 | 0 of 2 | 2 of 5 |
| Philips Sonicare | 7th | 1 of 3 | 0 of 2 | 1 of 5 |
| Waterpik | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 |
| Corsodyl | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 |

## Every AI answer about oral care brands

- Asked ChatGPT "Which oral care brand should I buy in New Zealand?": 1. Colgate, 2. Sensodyne, 3. Oral-B, 4. Macleans
- Asked ChatGPT "What are the best oral care brands in New Zealand?": 1. Colgate, 2. Sensodyne, 3. Oral-B, 4. Philips Sonicare, 5. Macleans
- Asked ChatGPT "What's the best oral care brand in New Zealand for daily oral hygiene?": 1. Colgate, 2. Sensodyne, 3. Oral-B, 4. Grin Natural
- Searched Google, AI Overview "toothpaste nz": 1. Colgate, 2. Oral-B, 3. Sensodyne, 4. Grin Natural
- Searched Google, AI Overview "mouthwash brand": 1. Listerine, 2. Colgate

Not named in any answer: Waterpik and Corsodyl.

Brands are listed in the order each answer named them. The answers were collected in New Zealand on October 21, 2026.

## How has branded search demand for Listerine changed in New Zealand over the last 12 months?

- Across the 12 months ending October 2026, estimated monthly branded searches for Listerine in New Zealand rose from 1.4K to 2.2K.
- Across the 12 months ending October 2026, Listerine’s share of searches among oral care brands in New Zealand decreased from 10.1% to 9.5%.
- Across the 12 months ending October 2026, Listerine’s share of searches among oral care brands in New Zealand peaked at 10.8% in January 2026 and was lowest at 9.3% in September 2026.
- Across the 12 months ending October 2026, Listerine rose from 6th to 5th among oral care brands in New Zealand.

## How did search popularity change for New Zealand oral care brands in October 2026?

- In October 2026, Philips Sonicare gained share of searches among oral care brands in New Zealand, from 17.5% to 19.3%.
- In October 2026, Colgate lost share of searches among oral care brands in New Zealand, from 25.5% to 24.4%.
- In October 2026, Oral-B lost share of searches among oral care brands in New Zealand, from 12.3% to 11.5%.
- Waterpik’s share of searches among oral care brands in New Zealand has gained ground for 3 months in a row, from 5% to 7.1% in October 2026.
- Estimated monthly branded searches for Sensodyne in New Zealand rose 136.4% over 12 measured months, from 2.1K to 4.9K in October 2026.
- Estimated monthly branded searches for Grin Natural in New Zealand rose 65.2% over 12 measured months, from 690 to 1.1K in October 2026.

## Historical estimated branded-search demand

| Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Nov 2025 | Oral care brands | 1.4K | 10.1% | 6 |
| Dec 2025 | Oral care brands | 1.5K | 9.5% | 6 |
| Jan 2026 | Oral care brands | 1.7K | 10.8% | 5 |
| Feb 2026 | Oral care brands | 1.4K | 10.4% | 5 |
| Mar 2026 | Oral care brands | 1.7K | 10.4% | 5 |
| Apr 2026 | Oral care brands | 1.7K | 10.1% | 5 |
| May 2026 | Oral care brands | 1.9K | 10.6% | 5 |
| Jun 2026 | Oral care brands | 1.9K | 10.7% | 5 |
| Jul 2026 | Oral care brands | 1.9K | 9.8% | 5 |
| Aug 2026 | Oral care brands | 2.1K | 10% | 5 |
| Sep 2026 | Oral care brands | 1.8K | 9.3% | 5 |
| Oct 2026 | Oral care brands | 2.2K | 9.5% | 5 |

## How are Listerine’s branded searches counted?

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

- “antiseptic listerine mouthwash”
- “listerine”
- “listerine antiseptic mouthwash”
- “listerine antiseptic mouthwash original”
- “listerine cool mint”
- “listerine gold mouthwash”
- “listerine mint cool”
- “listerine mouthwash”
- “listerine mouthwash original”
- “listerine mouthwash zero”
- “listerine original”
- “listerine pocketpaks”
- “listerine tabs”
- “listerine total care”
- “listerine zero”
- “listerine zero mouthwash”

## Which oral care brands compete with Listerine?

- [Colgate](/demand/nz/brands/colgate)
- [Sensodyne](/demand/nz/brands/sensodyne): Head-to-head: /demand/nz/compare/listerine-vs-sensodyne
- [Philips Sonicare](/demand/nz/brands/philips-sonicare): Head-to-head: /demand/nz/compare/listerine-vs-philips-sonicare
- [Oral-B](/demand/nz/brands/oral-b): Head-to-head: /demand/nz/compare/listerine-vs-oral-b
- [Waterpik](/demand/nz/brands/waterpik): Head-to-head: /demand/nz/compare/listerine-vs-waterpik
- [Grin Natural](/demand/nz/brands/grin-natural): Head-to-head: /demand/nz/compare/grin-natural-vs-listerine
- [Macleans](/demand/nz/brands/macleans)
- [Corsodyl](/demand/nz/brands/corsodyl)

## Methodology

- [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Cite this page

Brandwave. "How popular is Listerine? Searches and AI answers in New Zealand". https://gobrandwave.com/demand/nz/brands/listerine

This page is also available as HTML at https://gobrandwave.com/demand/nz/brands/listerine. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.