Brandwave

BioGaia vs Inner Health:Which is more popular?

In September 2026, Inner Health had more branded searches than BioGaia among probiotic brands in New Zealand. Inner Health had about 1,300 branded searches, while BioGaia had 1,080. Inner Health made up 10.7% of all probiotic brand searches we track, and BioGaia accounted for 8.9%. When we asked ChatGPT and Google AI Overviews about probiotic brands, Inner Health appeared in three of the five answers and BioGaia in one. Inner Health was mentioned before BioGaia in every answer that named either.

Among probiotic brands in New Zealand in September 2026

Who do people search for more?

Inner Health, about 20% more searches than BioGaia

Inner Health 1.3K searchesBioGaia 1.1K searches

Who does AI mention more?

Inner Health, mentioned in 3 of 5 answers, BioGaia in 1

Inner Health in 3 of 5BioGaia in 1 of 5

Who does AI recommend more?

Inner Health, named ahead of BioGaia in 3 of 3 answers

Inner Health first in 3BioGaia never first

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Top probiotic brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Inner Health was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. BioGaia was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Inner Health was listed before BioGaia in every answer that named either.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Go Healthy1st
  2. Inner Health2nd
  3. Clinicians3rd
  4. BioGaia4th
  5. Yakult–
  6. Blackmores–
  7. BLIS–
  8. Life-Space–
  9. Radiance–
  10. Seed–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Go Healthy4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Inner Health3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Clinicians2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • BioGaia1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Yakult0 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
  • BLIS0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Life-Space0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Radiance0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Seed0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about probiotic brands

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.

Is BioGaia or Inner Health more popular in search?

This chart shows how often people search Google for BioGaia and Inner Health by name. Each line represents a brand's share of searches for all ten probiotic brands we track, month by month, from searches in New Zealand.

BioGaia and Inner Health among probiotic brands in New Zealand, by month

Share of searches by month for Inner Health, BioGaia. The figures are in the table below the chart.

View monthly share of searches table
MonthYakultCliniciansBlackmoresGo HealthyInner HealthBioGaiaBLISLife-SpaceRadianceSeed
Oct 202524.8%17.7%14.5%19.2%10.3%4.4%5.3%3.1%0.62%0.09%
Nov 202524.9%18.7%15.6%19.2%9.7%4.5%4.5%2.4%0.56%0.09%
Dec 202524.7%16.2%16.5%18%11.1%5.8%4.4%2.7%0.45%0%
Jan 202626.8%16.3%15.7%19.2%9.3%5.8%3.8%2.7%0.39%0.1%
Feb 202628.9%16.4%17.5%16.2%8.4%5.9%3.5%2.7%0.31%0.1%
Mar 202625.1%18.7%16.4%18.3%9.4%5%3.9%2.8%0.35%0.09%
Apr 202625.4%15.4%16.3%17.9%10.2%7.6%3.4%3.3%0.54%0%
May 202624.8%18.3%15.7%16.9%8.6%7.5%4.6%3.1%0.51%0.08%
Jun 202625.1%18.4%15%16.2%10.6%6.8%4.4%3%0.43%0.09%
Jul 202626.6%18%15.1%13.7%11.2%6.3%5.5%3%0.51%0.08%
Aug 202624.3%18.1%14.8%15.2%11.2%6.4%6.7%2.9%0.31%0.08%
Sep 202624.7%17.8%15.7%13.5%10.7%8.9%5.2%3%0.49%0.08%

How has the BioGaia and Inner Health comparison changed over the last 12 months?

3 findings
  • Inner Health 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 New Zealand moved from 4.4% to 8.9%, and its estimated monthly branded searches moved from 500 to 1.1K.
  • Across the 12 months ending September 2026, Inner Health’s share of searches among probiotic brands in New Zealand moved from 10.3% to 10.7%, and its estimated monthly branded searches moved from 1.2K to 1.3K.

How did search popularity change for New Zealand probiotic brands in September 2026?

2 changes

  1. In September 2026, BioGaia overtook BLIS to rank 6th among probiotic brands in New Zealand, with 8.9% of the searches.

  2. In September 2026, Inner Health lost share of searches among probiotic brands in New Zealand, from 11.2% to 10.7%.

How are branded searches counted?

13 search terms

Brandwave collects information about searches that people make online using BioGaia’s and Inner Health’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

10 branded search terms

  • bio gaia
  • bio gaia gastrus
  • bio gaia probiotic
  • biogaia gastrus
  • biogaia infant probiotics
  • biogaia probiotic
  • biogaia probiotic newborn
  • biogaia protectis
  • biogaia reuteri
  • prodentis biogaia

Inner Health

3 branded search terms

  • inner health
  • inner health plus
  • inner health probiotic

How the Brand Demand Index is measured

Other head-to-heads among probiotic brands

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