How popular isDayQuil?
In September 2026, people searched for DayQuil by name about 165,000 times in the United States, a 50% increase from the previous year. These searches made up 10.6% of all United States cold and flu brand searches, placing DayQuil fifth out of nine brands. When we asked both ChatGPT and Google AI Overviews about cold and flu brands, DayQuil appeared in one of the five answers.
DayQuil is the fifth most searched of 9 competitors.
MucinexShare of searches 28.9%Mentioned in 4 of 5 AI answers
NyQuilShare of searches 12.9%Mentioned in 1 of 5 AI answers
RobitussinShare of searches 12.9%Mentioned in 2 of 5 AI answers- TherafluShare of searches 12.9%Mentioned in 0 of 5 AI answers
- DayQuilShare of searches 10.6%Mentioned in 1 of 5 AI answers
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Top cold and flu brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, DayQuil was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Mucinex4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Robitussin2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Delsym2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers- NyQuil1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- DayQuil1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Vicks1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Theraflu0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Zicam0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Alka-Seltzer Plus0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about cold and flu brands
5 answers
Asked ChatGPT
“What's the best cold medicine?”
Asked ChatGPT
“What's good for a stuffy nose?”
Asked ChatGPT
“What's the best cough medicine for adults?”
Searched Google, AI Overview
“cold medicine”
Searched Google, AI Overview
“best cold medicine”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in United States on October 27, 2026.
Which cold and flu brands compete with DayQuil?
Share of searches by month for Mucinex, NyQuil, Robitussin, Theraflu, DayQuil, Vicks, Zicam, Delsym. The figures are in the table below the chart.
View monthly share of searches table
| Month | Mucinex | NyQuil | Robitussin | Theraflu | DayQuil | Vicks | Zicam | Delsym | Alka-Seltzer Plus |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 30.1% | 13.5% | 13.5% | 11% | 9% | 9% | 7.4% | 5% | 1.5% |
| Nov 2025 | 30.6% | 13.7% | 11.2% | 13.7% | 9.2% | 7.5% | 7.5% | 5% | 1.5% |
| Dec 2025 | 28.7% | 12.8% | 10.5% | 19.2% | 8.6% | 7% | 7% | 4.7% | 1.4% |
| Jan 2026 | 28% | 12.5% | 10.2% | 18.7% | 8.4% | 8.4% | 6.9% | 5.6% | 1.4% |
| Feb 2026 | 28% | 12.5% | 10.3% | 15.3% | 10.3% | 8.4% | 8.4% | 5.6% | 1.4% |
| Mar 2026 | 33.3% | 12.2% | 12.2% | 12.2% | 8.1% | 8.1% | 6.7% | 5.5% | 1.6% |
| Apr 2026 | 34.6% | 12.7% | 12.7% | 10.3% | 8.5% | 8.5% | 5.7% | 5.7% | 1.4% |
| May 2026 | 30.2% | 13.5% | 13.5% | 11% | 9.1% | 9.1% | 6.1% | 6.1% | 1.5% |
| Jun 2026 | 33.9% | 12.5% | 12.5% | 10.2% | 8.3% | 10.2% | 5.6% | 5.6% | 1.4% |
| Jul 2026 | 30.1% | 13.5% | 13.5% | 9.1% | 9.1% | 11.1% | 6.1% | 6.1% | 1.5% |
| Aug 2026 | 31.3% | 14% | 11.4% | 11.4% | 9.4% | 9.4% | 6.3% | 5.1% | 1.5% |
| Sep 2026 | 28.9% | 12.9% | 12.9% | 12.9% | 10.6% | 8.7% | 7.1% | 4.7% | 1.4% |
| Rank | Brand | Share of searches | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 28.9% | 450K | +49.5% | -2.4 points | |
| 2, held 2nd | 12.9% | 201K | +48.9% | -1.1 points | |
| 3, held 3rd | 12.9% | 201K | +82.7% | +1.5 points | |
| 4, held 4th | 12.9% | 201K | +82.7% | +1.5 points | |
| 5, held 5th | 10.6% | 165K | +82.3% | +1.2 points | |
| 6, held 6th | 8.7% | 135K | +49.2% | -0.8 points | |
| 7, held 7th | 7.1% | 110K | +81.8% | +0.8 points | |
| 8, held 8th | 4.7% | 74K | +49.5% | -0.4 points | |
| 9, held 9th | 1.4% | 22.2K | +50% | -0.1 points |
1.
Mucinex28.9%
Held 1st. 450K estimated branded searches, +49.5% vs prior month. Share -2.4 points.
2.
NyQuil12.9%
Held 2nd. 201K estimated branded searches, +48.9% vs prior month. Share -1.1 points.
12.9%
Held 3rd. 201K estimated branded searches, +82.7% vs prior month. Share +1.5 points.
4.
Theraflu12.9%
Held 4th. 201K estimated branded searches, +82.7% vs prior month. Share +1.5 points.
5.
DayQuil10.6%
Held 5th. 165K estimated branded searches, +82.3% vs prior month. Share +1.2 points.
6.
Vicks8.7%
Held 6th. 135K estimated branded searches, +49.2% vs prior month. Share -0.8 points.
7.
Zicam7.1%
Held 7th. 110K estimated branded searches, +81.8% vs prior month. Share +0.8 points.
8.
Delsym4.7%
Held 8th. 74K estimated branded searches, +49.5% vs prior month. Share -0.4 points.
1.4%
Held 9th. 22.2K estimated branded searches, +50% vs prior month. Share -0.1 points.
Compare popularity between DayQuil and its closest rivals
Every comparison with DayQuil
8 comparisons
How has branded search demand for DayQuil changed in the United States over the last 12 months?
3 findings
- Across the 12 months ending September 2026, estimated monthly branded searches for DayQuil in the United States rose from 110K to 165K.
- Across the 12 months ending September 2026, DayQuil’s share of searches among cold and flu brands in the United States increased from 9% to 10.6%.
- Across the 12 months ending September 2026, DayQuil’s share of searches among cold and flu brands in the United States peaked at 10.6% in September 2026 and was lowest at 8.1% in March 2026.
How did search popularity change for United States cold and flu brands in September 2026?
6 changes
In September 2026, Robitussin gained share of searches among cold and flu brands in the United States, from 11.4% to 12.9%.
In September 2026, Theraflu gained share of searches among cold and flu brands in the United States, from 11.4% to 12.9%.
In September 2026, DayQuil gained share of searches among cold and flu brands in the United States, from 9.4% to 10.6%.
In September 2026, Zicam gained share of searches among cold and flu brands in the United States, from 6.3% to 7.1%.
In September 2026, Mucinex lost share of searches among cold and flu brands in the United States, from 31.3% to 28.9%.
In September 2026, NyQuil lost share of searches among cold and flu brands in the United States, from 14% to 12.9%.
How are DayQuil’s branded searches counted?
1 search term
Brandwave collects information about searches that people make online using DayQuil’s 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.
- dayquil
Who owns DayQuil?
DayQuil is owned by 
Procter & Gamble. Brandwave also tracks 
Native, 
Gillette, 
Head & Shoulders, Luvs, NyQuil, 
Old Spice, 
Oral-B, 
Pampers, 
Pantene, 
Secret and 
Tide, owned by the same company, in the United States.
Do you work for DayQuil? To request corrections or removal please contact us via our support page and we will be happy to assist.
Is DayQuil your brand?
Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.