Brandwave

Inner Health vs Radiance:Which is more popular?

In September 2026, Inner Health had more branded searches than Radiance among probiotic brands in New Zealand. Inner Health had about 1,300 branded searches, while Radiance had 60. Inner Health made up 10.7% of all probiotic brand searches we track, and Radiance accounted for 0.49%. When we asked ChatGPT and Google AI Overviews about probiotic brands, Inner Health appeared in three of the five answers and Radiance in none.

Among probiotic brands in New Zealand in September 2026

Who do people search for more?

Inner Health, about 22 searches for every 1 for Radiance

Inner Health 1.3K searchesRadiance 60 searches

Who does AI mention more?

Inner Health, mentioned in 3 of 5 answers, Radiance in 0

Inner Health in 3 of 5Radiance in 0 of 5

Who does AI recommend more?

Inner Health, the only one of the two named

Inner Health first in 3Radiance never named

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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. Radiance 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.

  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 Inner Health or Radiance more popular in search?

This chart shows how often people search Google for Inner Health and Radiance 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.

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

Share of searches by month for Inner Health, Radiance. 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 Inner Health and Radiance comparison changed over the last 12 months?

3 findings
  • Inner Health was ahead of Radiance in every measured month of the 12 months ending September 2026.
  • 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.
  • Across the 12 months ending September 2026, Radiance’s share of searches among probiotic brands in New Zealand moved from 0.62% to 0.49%, and its estimated monthly branded searches moved from 70 to 60.

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

2 changes

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

  2. Estimated monthly branded searches for Radiance in New Zealand fell 14.3% over 12 measured months, from 70 to 60 in September 2026.

How are branded searches counted?

5 search terms

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

Inner Health

3 branded search terms

  • inner health
  • inner health plus
  • inner health probiotic

Radiance

2 branded search terms

  • radiance probiotic
  • radiance probiotic gummies

How the Brand Demand Index is measured

Other head-to-heads among probiotic brands

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