BioGaia vs Life-Space:Which is more popular?
In September 2026, Life-Space had more branded searches than BioGaia among probiotic brands in Australia. Life-Space had about 8,100 branded searches, while BioGaia had 3,600. Life-Space made up 21.3% of all probiotic brand searches we track, and BioGaia accounted for 9.5%. When we asked ChatGPT and Google AI Overviews about probiotic brands, Life-Space appeared in four of the five answers and BioGaia in none.
Who do people search for more?
Life-Space, about 2 searches for every 1 for BioGaia
Who does AI mention more?
Life-Space, mentioned in 4 of 5 answers, BioGaia in 0
Who does AI recommend more?
Life-Space, the only one of the two named
Follow BioGaia vs Life-Space 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 probiotic brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Life-Space was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. BioGaia did not appear 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.
- Life-Space4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
BioCeuticals1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Blackmores1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Inner Health1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Nature's Way1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Yakult0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
BioGaia0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Metagenics0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Activia0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about probiotic brands
5 answers
Asked ChatGPT
“Which probiotic should I take in Australia?”
Asked ChatGPT
“What are the best probiotic brands in Australia?”
Asked ChatGPT
“What's the best probiotic for gut health?”
Searched Google, AI Overview
“probiotics”
Searched Google, AI Overview
“probiotic”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in Australia on October 26, 2026.
Is BioGaia or Life-Space more popular in search?
This chart shows how often people search Google for BioGaia and Life-Space by name. Each line represents a brand's share of searches for all nine probiotic brands we track, month by month, from searches in Australia.
Share of searches by month for Life-Space, BioGaia. The figures are in the table below the chart.
View monthly share of searches table
| Month | Yakult | Life-Space | BioGaia | BioCeuticals | Blackmores | Inner Health | Metagenics | Nature's Way | Activia |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 50.6% | 18.5% | 6.7% | 6.7% | 4.5% | 4.5% | 2.5% | 3.6% | 2.5% |
| Nov 2025 | 51.1% | 18.6% | 6.8% | 5.4% | 5.4% | 4.5% | 2% | 3.7% | 2.5% |
| Dec 2025 | 48.5% | 21.6% | 6.2% | 6.2% | 5.2% | 4.3% | 2.4% | 3.3% | 2.4% |
| Jan 2026 | 48.8% | 21.9% | 5.1% | 6.5% | 5.1% | 4.3% | 2.4% | 3.5% | 2.4% |
| Feb 2026 | 51.5% | 18.8% | 6.8% | 6.8% | 4.6% | 3.7% | 2.5% | 2.8% | 2.5% |
| Mar 2026 | 47.9% | 21.5% | 7.7% | 6.4% | 4.2% | 4.2% | 2.3% | 3.4% | 2.3% |
| Apr 2026 | 49.2% | 17.9% | 7.9% | 6.5% | 4.3% | 5.2% | 3.5% | 3.5% | 2% |
| May 2026 | 54% | 16.1% | 7.1% | 5.8% | 3.9% | 4.6% | 3.2% | 3.2% | 2.1% |
| Jun 2026 | 49% | 17.9% | 9.7% | 6.5% | 4.3% | 4.3% | 2.4% | 3.5% | 2.4% |
| Jul 2026 | 47.1% | 21.1% | 9.4% | 6.2% | 4.2% | 4.2% | 2.3% | 3.4% | 2.3% |
| Aug 2026 | 46.9% | 21% | 9.3% | 6.2% | 4.1% | 4.1% | 2.6% | 3.4% | 2.3% |
| Sep 2026 | 47.5% | 21.3% | 9.5% | 5% | 5% | 4.2% | 2.6% | 2.6% | 2.3% |
How has the BioGaia and Life-Space comparison changed over the last 12 months?
3 findings
- Life-Space was ahead of BioGaia in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, BioGaia’s share of searches among probiotic brands in Australia moved from 6.7% to 9.5%, and its estimated monthly branded searches moved from 2.4K to 3.6K.
- Across the 12 months ending September 2026, Life-Space’s share of searches among probiotic brands in Australia moved from 18.5% to 21.3%, and its estimated monthly branded searches moved from 6.6K to 8.1K.
How did search popularity change for Australia probiotic brands in September 2026?
2 changes
Estimated monthly branded searches for BioGaia in Australia rose 50% over 12 measured months, from 2.4K to 3.6K in September 2026.
Estimated monthly branded searches for Life-Space in Australia rose 22.7% over 12 measured months, from 6.6K to 8.1K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using BioGaia’s and Life-Space’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.
BioGaia
1 branded search term
- biogaia
Life-Space
1 branded search term
- life space probiotic
Other head-to-heads among probiotic 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.