Blackmores vs Centrum:Which is more popular?
In September 2026, Centrum had more branded searches than Blackmores among vitamin brands worldwide. Centrum had about 2.2 million branded searches, while Blackmores had 201,000. Centrum made up 81.5% of all vitamin brand searches we track, and Blackmores accounted for 7.3%. When we asked ChatGPT and Google AI Overviews about vitamin brands, neither Blackmores nor Centrum appeared in any of the five answers.
Who do people search for more?
Centrum, about 11 searches for every 1 for Blackmores
Who does AI mention more?
Both were mentioned in 0 of 5 answers.
Follow Blackmores vs Centrum and get free monthly updates on what changed
By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy
Top vitamin brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, neither Blackmores nor Centrum showed up 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.
Nature Made4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Thorne4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Now Foods2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Garden of Life2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers- Centrum0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Blackmores0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Solgar0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Swisse0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Nature's Way0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about vitamin brands
5 answers
Asked ChatGPT
“Which vitamin brand should I buy?”
Asked ChatGPT
“What are the best vitamin brands?”
Asked ChatGPT
“What's the best vitamin brand for daily supplements?”
Searched Google, AI Overview
“vitamin brands”
Searched Google, AI Overview
“daily vitamin supplements”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is Blackmores or Centrum more popular in search?
This chart shows how often people search Google for Blackmores and Centrum by name. Each line represents a brand's share of searches for all nine vitamin brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Centrum, Blackmores. The figures are in the table below the chart.
View monthly share of searches table
| Month | Centrum | Blackmores | Solgar | Now Foods | Nature Made | Swisse | Garden of Life | Nature's Way | Thorne |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 79.8% | 5.9% | 5.9% | 2.6% | 2.1% | 1.8% | 1.8% | 0.09% | 0.06% |
| Nov 2025 | 80.7% | 5.9% | 4.9% | 2.7% | 2.1% | 1.8% | 1.8% | 0.08% | 0.05% |
| Dec 2025 | 81.3% | 6% | 4.9% | 2.7% | 2.1% | 1.5% | 1.5% | 0.08% | 0.05% |
| Jan 2026 | 80.1% | 5.9% | 4.8% | 3.2% | 2.5% | 1.4% | 1.8% | 0.09% | 0.06% |
| Feb 2026 | 82.1% | 4.9% | 4.9% | 2.7% | 2.2% | 1.5% | 1.5% | 0.1% | 0.05% |
| Mar 2026 | 79% | 5.8% | 5.8% | 3.2% | 2.5% | 1.7% | 1.7% | 0.1% | 0.06% |
| Apr 2026 | 79.7% | 7.1% | 4.8% | 3.2% | 2.1% | 1.4% | 1.4% | 0.1% | 0.07% |
| May 2026 | 81.2% | 6% | 4.9% | 2.7% | 1.8% | 1.8% | 1.5% | 0.11% | 0.07% |
| Jun 2026 | 82.5% | 6.1% | 4.1% | 2.7% | 1.8% | 1.5% | 1.2% | 0.11% | 0.06% |
| Jul 2026 | 81.7% | 7.3% | 3.3% | 2.7% | 1.8% | 1.8% | 1.2% | 0.12% | 0.06% |
| Aug 2026 | 81.4% | 7.3% | 3.3% | 2.7% | 2.2% | 1.8% | 1.2% | 0.12% | 0.06% |
| Sep 2026 | 81.5% | 7.3% | 4% | 2.2% | 1.8% | 1.8% | 1.2% | 0.13% | 0.05% |
How has the Blackmores and Centrum comparison changed over the last 12 months?
3 findings
- Centrum was ahead of Blackmores in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Blackmores’ share of searches among vitamin brands worldwide moved from 5.9% to 7.3%, and its estimated monthly branded searches moved from 165K to 201K.
- Across the 12 months ending September 2026, Centrum’s share of searches among vitamin brands worldwide moved from 79.8% to 81.5%, and its estimated monthly branded searches held steady at 2.2M.
How did search popularity change for vitamin brands worldwide in September 2026?
1 change
Estimated monthly branded searches for Blackmores worldwide rose 21.8% over 12 measured months, from 165K to 201K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Blackmores’ and Centrum’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.
Blackmores
1 branded search term
- blackmores
Centrum
1 branded search term
- centrum
Other head-to-heads among vitamin brands
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.