--- title: "Blackmores vs Optibac: Which is searched more?" description: "Is Blackmores or Optibac more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Probiotic brands set worldwide. 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/global-en/compare/blackmores-vs-optibac" publisher: "Brandwave" --- # Blackmores vs Optibac: Which is searched more? Is Blackmores or Optibac more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Probiotic brands set worldwide. 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 - **Compared**: Blackmores and Optibac - **Competitive set**: Probiotic brands - **Market**: Global - **Month measured**: Sep 2026 - **Blackmores Share of Search**: 9.9% - **Optibac Share of Search**: 0.89% ## Is Blackmores or Optibac more popular in search? - In September 2026, Blackmores had more branded searches than Optibac among probiotic brands worldwide. Blackmores had about 201,000 branded searches, while Optibac had 18,100. Blackmores made up 9.9% of all probiotic brand searches we track, and Optibac accounted for 0.89%. - Blackmores was ahead of Optibac in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Blackmores’ share of searches among probiotic brands worldwide moved from 7.6% to 9.9%, and its estimated monthly branded searches moved from 165K to 201K. - Across the 12 months ending September 2026, Optibac’s share of searches among probiotic brands worldwide moved from 0.83% to 0.89%, and its estimated monthly branded searches held steady at 18.1K. ## Top probiotic brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, neither Blackmores nor Optibac showed up in any of the five answers. 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 | | --- | --- | --- | --- | --- | | Align | 1st | 3 of 3 | 0 of 2 | 3 of 5 | | Culturelle | 2nd | 3 of 3 | 0 of 2 | 3 of 5 | | Florastor | 3rd | 3 of 3 | 0 of 2 | 3 of 5 | | Garden of Life | 4th | 1 of 3 | 0 of 2 | 1 of 5 | | Yakult | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | BLIS | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | BioGaia | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Blackmores | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Seed | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Radiance | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Bio-Kult | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Optibac | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about probiotic brands - Asked ChatGPT "Which probiotic brand should I buy?": 1. Align, 2. Florastor, 3. Culturelle - Asked ChatGPT "What are the best probiotic brands?": 1. Culturelle, 2. Align, 3. Florastor, 4. Garden of Life - Asked ChatGPT "What's the best probiotic brand for gut health?": 1. Align, 2. Culturelle, 3. Florastor - Searched Google, AI Overview "probiotic for gut health": named none of the brands we track - Searched Google, AI Overview "probiotic supplements": named none of the brands we track Not named in any answer: Yakult, BLIS, BioGaia, Blackmores, Seed, Radiance, Bio-Kult and Optibac. Brands are listed in the order each answer named them. The answers were collected in the United States on October 21, 2026. ## How did search popularity change for probiotic brands worldwide in September 2026? - Blackmores’ share of searches among probiotic brands worldwide has gained ground for 3 months in a row, from 8.9% to 9.9% in September 2026. ## Month by month | Month | Blackmores estimated searches | Blackmores Share of Search | Blackmores rank | Optibac estimated searches | Optibac Share of Search | Optibac rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 165K | 7.6% | 4 | 18.1K | 0.83% | 12 | | Nov 2025 | 165K | 8.4% | 4 | 18.1K | 0.92% | 12 | | Dec 2025 | 165K | 8.9% | 4 | 18.1K | 0.98% | 12 | | Jan 2026 | 165K | 7.4% | 4 | 27.1K | 1.2% | 12 | | Feb 2026 | 135K | 7.2% | 4 | 22.2K | 1.2% | 12 | | Mar 2026 | 165K | 7.5% | 4 | 22.2K | 1% | 12 | | Apr 2026 | 201K | 9.4% | 4 | 22.2K | 1% | 12 | | May 2026 | 165K | 7.8% | 4 | 18.1K | 0.86% | 12 | | Jun 2026 | 165K | 8.9% | 4 | 18.1K | 0.97% | 12 | | Jul 2026 | 201K | 9.8% | 4 | 18.1K | 0.89% | 12 | | Aug 2026 | 201K | 9.9% | 4 | 18.1K | 0.89% | 12 | | Sep 2026 | 201K | 9.9% | 4 | 18.1K | 0.89% | 12 | ## How each brand is measured Brandwave collects information about searches that people make online using Blackmores’ and Optibac’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**: Measured on the search term “blackmores”. - **Optibac**: Measured on the search term “optibac probiotic”. - [Blackmores profile](/demand/global-en/brands/blackmores) - [Optibac profile](/demand/global-en/brands/optibac) - [All probiotic brands worldwide](/demand/global-en/categories/probiotic-brands): The set both shares are measured inside, 12 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Blackmores or Optibac more popular in search? In September 2026, Blackmores had more branded searches than Optibac among probiotic brands worldwide. Blackmores had about 201,000 branded searches, while Optibac had 18,100. Blackmores made up 9.9% of all probiotic brand searches we track, and Optibac accounted for 0.89%. ## Cite this page Brandwave. "Blackmores vs Optibac: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/blackmores-vs-optibac This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/blackmores-vs-optibac. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.