Evidence floor met in this release.
Published segment leaderboard
Consumer Health: How buyers choose in the Machine Relations Index
This leaderboard uses only the Consumer Health / How buyers choose segment denominator: 272 observed answer runs across 12 dates.
Segment-specific denominator. Not the overall domain denominator.
Release floor: 7 dates.
Only released domains with evidence in this exact segment.
Leaderboard
Segment-specific cited sources
Rates, runs and rank are the producer's segment-specific values. Overall domain rates and engine breadth are not used as category rates.
| Rank | Source | Source role | Citation rate | Cited runs | Observed runs | Run dates |
|---|---|---|---|---|---|---|
| #1 of 484 | NIHnih.gov | Academic and government source | 20.96% | 57 | 272 | 12 |
| #2 of 484 | Healthlinehealthline.com | Editorial publication | 17.28% | 47 | 272 | 12 |
| #3 of 484 | YouTubeyoutube.com | Search or media platform | 15.44% | 42 | 272 | 12 |
| #4 of 484 | Optibacprobiotics.comoptibacprobiotics.com | Other observed source | 12.13% | 33 | 272 | 12 |
| #5 of 484 | WebMDwebmd.com | Editorial publication | 12.13% | 33 | 272 | 12 |
| #6 of 484 | Flharmony.comflharmony.com | Other observed source | 11.76% | 32 | 272 | 12 |
| #7 of 484 | Herba-medica.siherba-medica.si | Other observed source | 11.03% | 30 | 272 | 12 |
| #8 of 484 | Cymbiotika.comcymbiotika.com | Other observed source | 10.66% | 29 | 272 | 12 |
| #9 of 484 | Usada.orgusada.org | Other observed source | 10.66% | 29 | 272 | 12 |
| #10 of 484 | Promixnutrition.compromixnutrition.com | Other observed source | 10.29% | 28 | 272 | 12 |
| #11 of 484 | Cdhf.cacdhf.ca | Other observed source | 8.46% | 23 | 272 | 12 |
| #12 of 484 | Scienceinsights.orgscienceinsights.org | Other observed source | 8.46% | 23 | 272 | 12 |
| #13 of 484 | Redditreddit.com | Community and social platform | 8.09% | 22 | 272 | 12 |
| #14 of 484 | Rhonutrition.comrhonutrition.com | Other observed source | 7.35% | 20 | 272 | 12 |
| #15 of 484 | Rupahealth.comrupahealth.com | Other observed source | 6.99% | 19 | 272 | 12 |
| #16 of 484 | Bscg.orgbscg.org | Other observed source | 5.51% | 15 | 272 | 12 |
| #17 of 484 | Nutrola.appnutrola.app | Other observed source | 5.51% | 15 | 272 | 12 |
| #18 of 484 | Theprobioticsinstitute.comtheprobioticsinstitute.com | Other observed source | 5.51% | 15 | 272 | 12 |
| #19 of 484 | Ubiehealth.comubiehealth.com | Other observed source | 5.51% | 15 | 272 | 12 |
| #20 of 484 | Wonderbiotics.comwonderbiotics.com | Other observed source | 5.51% | 15 | 272 | 12 |
| #21 of 484 | Clevelandclinic.orgclevelandclinic.org | Academic and government source | 5.15% | 14 | 272 | 12 |
| #22 of 484 | Goodrx.comgoodrx.com | Other observed source | 5.15% | 14 | 272 | 12 |
| #23 of 484 | Nutrova.comnutrova.com | Other observed source | 5.15% | 14 | 272 | 12 |
| #24 of 484 | Renewlife.comrenewlife.com | Other observed source | 5.15% | 14 | 272 | 12 |
| #25 of 484 | Health.comhealth.com | Other observed source | 4.78% | 13 | 272 | 12 |
| #26 of 484 | Paleopro.compaleopro.com | Other observed source | 4.78% | 13 | 272 | 12 |
| #27 of 484 | The Metabolic Journalthemetabolicjournal.com | Editorial publication | 4.41% | 12 | 272 | 12 |
| #28 of 484 | Wellbeingnutrition.comwellbeingnutrition.com | Other observed source | 4.41% | 12 | 272 | 12 |
| #29 of 484 | Bioptimizers.combioptimizers.com | Other observed source | 4.04% | 11 | 272 | 12 |
| #30 of 484 | Aarp.orgaarp.org | Academic and government source | 3.68% | 10 | 272 | 12 |
| #31 of 484 | Alibaba.comalibaba.com | Other observed source | 3.68% | 10 | 272 | 12 |
| #32 of 484 | Aloha.comaloha.com | Other observed source | 3.68% | 10 | 272 | 12 |
| #33 of 484 | Forbesforbes.com | Editorial publication | 3.68% | 10 | 272 | 12 |
| #34 of 484 | Fortunefortune.com | Editorial publication | 3.68% | 10 | 272 | 12 |
| #35 of 484 | Newimage.worldnewimage.world | Other observed source | 3.68% | 10 | 272 | 12 |
| #36 of 484 | Tinyhealth.comtinyhealth.com | Other observed source | 3.68% | 10 | 272 | 12 |
| #37 of 484 | Factually.cofactually.co | Other observed source | 3.31% | 9 | 272 | 12 |
| #38 of 484 | Gainful.comgainful.com | Other observed source | 3.31% | 9 | 272 | 12 |
| #39 of 484 | Mygoodgut.commygoodgut.com | Other observed source | 3.31% | 9 | 272 | 12 |
| #40 of 484 | Perkii.comperkii.com | Other observed source | 3.31% | 9 | 272 | 12 |
| #41 of 484 | Verywellhealth.comverywellhealth.com | Other observed source | 3.31% | 9 | 272 | 12 |
| #42 of 484 | Vitalplanet.comvitalplanet.com | Other observed source | 3.31% | 9 | 272 | 12 |
| #43 of 484 | Vitamindbc.comvitamindbc.com | Other observed source | 3.31% | 9 | 272 | 12 |
| #44 of 484 | Vitaquest.comvitaquest.com | Other observed source | 3.31% | 9 | 272 | 12 |
| #45 of 484 | Biology Insightsbiologyinsights.com | Editorial publication | 2.94% | 8 | 272 | 12 |
| #46 of 484 | Iherb.comiherb.com | Other observed source | 2.94% | 8 | 272 | 12 |
| #47 of 484 | Instagram.cominstagram.com | Other observed source | 2.94% | 8 | 272 | 12 |
| #48 of 484 | Proteinjug.comproteinjug.com | Other observed source | 2.94% | 8 | 272 | 12 |
| #49 of 484 | Seed.comseed.com | Other observed source | 2.94% | 8 | 272 | 12 |
| #50 of 484 | Amazon.comamazon.com | Other observed source | 2.57% | 7 | 272 | 12 |
| #51 of 484 | Buypeakperformance.combuypeakperformance.com | Other observed source | 2.57% | 7 | 272 | 12 |
| #52 of 484 | Isappscience.orgisappscience.org | Other observed source | 2.57% | 7 | 272 | 12 |
| #53 of 484 | Livegoodforlife.comlivegoodforlife.com | Other observed source | 2.57% | 7 | 272 | 12 |
| #54 of 484 | Mindbodygreen.commindbodygreen.com | Other observed source | 2.57% | 7 | 272 | 12 |
| #55 of 484 | Nourify-beautify.comnourify-beautify.com | Other observed source | 2.57% | 7 | 272 | 12 |
| #56 of 484 | Protein.supplyprotein.supply | Other observed source | 2.57% | 7 | 272 | 12 |
| #57 of 484 | Scancheck.appscancheck.app | Other observed source | 2.57% | 7 | 272 | 12 |
| #58 of 484 | Slipshq.comslipshq.com | Other observed source | 2.57% | 7 | 272 | 12 |
| #59 of 484 | Symprove.comsymprove.com | Other observed source | 2.57% | 7 | 272 | 12 |
| #60 of 484 | Vitaminbrands.orgvitaminbrands.org | Other observed source | 2.57% | 7 | 272 | 12 |
| #61 of 484 | Fetori.comfetori.com | Other observed source | 2.21% | 6 | 272 | 12 |
| #62 of 484 | Innerbuddies.cominnerbuddies.com | Other observed source | 2.21% | 6 | 272 | 12 |
| #63 of 484 | Integrishealth.orgintegrishealth.org | Other observed source | 2.21% | 6 | 272 | 12 |
| #64 of 484 | Intelligentlabs.orgintelligentlabs.org | Other observed source | 2.21% | 6 | 272 | 12 |
| #65 of 484 | Ketosource.coketosource.co | Other observed source | 2.21% | 6 | 272 | 12 |
| #66 of 484 | NUTRABAYnutrabay.com | Editorial publication | 2.21% | 6 | 272 | 12 |
| #67 of 484 | Nutrasource.canutrasource.ca | Other observed source | 2.21% | 6 | 272 | 12 |
| #68 of 484 | Unimelb.edu.auunimelb.edu.au | Other observed source | 2.21% | 6 | 272 | 12 |
| #69 of 484 | Verifiedsupplementdata.comverifiedsupplementdata.com | Other observed source | 2.21% | 6 | 272 | 12 |
| #70 of 484 | Betterhealthshelf.combetterhealthshelf.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #71 of 484 | Consensus.appconsensus.app | Search or media platform | 1.84% | 5 | 272 | 12 |
| #72 of 484 | Dovitamins.comdovitamins.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #73 of 484 | Fitandwell.comfitandwell.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #74 of 484 | Getcrunchy.cogetcrunchy.co | Other observed source | 1.84% | 5 | 272 | 12 |
| #75 of 484 | Inventoryready.cominventoryready.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #76 of 484 | Lapetitelabs.comlapetitelabs.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #77 of 484 | LinkedInlinkedin.com | Community and social platform | 1.84% | 5 | 272 | 12 |
| #78 of 484 | Mamasselect.commamasselect.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #79 of 484 | Market-truth.commarket-truth.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #80 of 484 | Organicfoodguides.comorganicfoodguides.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #81 of 484 | Partiqlar.compartiqlar.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #82 of 484 | Superpower.comsuperpower.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #83 of 484 | Swilab.chswilab.ch | Other observed source | 1.84% | 5 | 272 | 12 |
| #84 of 484 | Target.comtarget.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #85 of 484 | Walmart.comwalmart.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #86 of 484 | Wellnessgroup.com.mywellnessgroup.com.my | Other observed source | 1.84% | 5 | 272 | 12 |
| #87 of 484 | Winnowlabs.comwinnowlabs.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #88 of 484 | Xendurance.comxendurance.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #89 of 484 | Zenomhealth.comzenomhealth.com | Other observed source | 1.84% | 5 | 272 | 12 |
| #90 of 484 | Bala.healthbala.health | Other observed source | 1.47% | 4 | 272 | 12 |
| #91 of 484 | Bearwell.co.nzbearwell.co.nz | Other observed source | 1.47% | 4 | 272 | 12 |
| #92 of 484 | Checkmysupps.comcheckmysupps.com | Other observed source | 1.47% | 4 | 272 | 12 |
| #93 of 484 | Designsforhealth.comdesignsforhealth.com | Other observed source | 1.47% | 4 | 272 | 12 |
| #94 of 484 | Doralhw.orgdoralhw.org | Other observed source | 1.47% | 4 | 272 | 12 |
| #95 of 484 | Eatingwell.comeatingwell.com | Other observed source | 1.47% | 4 | 272 | 12 |
| #96 of 484 | Facebook.comfacebook.com | Community and social platform | 1.47% | 4 | 272 | 12 |
| #97 of 484 | Healthetc.lifehealthetc.life | Other observed source | 1.47% | 4 | 272 | 12 |
| #98 of 484 | Healthyagingatlas.comhealthyagingatlas.com | Other observed source | 1.47% | 4 | 272 | 12 |
| #99 of 484 | Livemomentous.comlivemomentous.com | Other observed source | 1.47% | 4 | 272 | 12 |
| #100 of 484 | Medical News Todaymedicalnewstoday.com | Editorial publication | 1.47% | 4 | 272 | 12 |
Showing the first 100 rows from 484 observed domains.
Cite this
Machine Relations Index (MRI), Machine Relations Research — machinerelations.ai. Consumer Health / How buyers choose: 484 observed source domains in the leaderboard, measured on 272 observed runs across 12 distinct run dates, 2026-05-10 to 2026-11-02. Release mri_score_v2.1+2026-11-02+f9aaeca0db15. https://machinerelations.ai/index/categories/consumer-health/how_choose. CC BY 4.0.Parrott, J. (2026). Consumer Health / How buyers choose in the Machine Relations Index (Version mri_score_v2.1+2026-11-02+f9aaeca0db15) [Data set]. Machine Relations Research. https://machinerelations.ai/index/categories/consumer-health/how_choose https://doi.org/10.5281/zenodo.23652423@misc{parrott2026mriconsumerhealthhowchoose,
author = {Parrott, Jaxon},
title = {Consumer Health / How buyers choose in the Machine Relations Index},
year = {2026},
version = {mri\_score\_v2.1+2026-11-02+f9aaeca0db15},
publisher = {Machine Relations Research},
url = {https://machinerelations.ai/index/categories/consumer-health/how_choose},
doi = {10.5281/zenodo.23652423},
license = {CC-BY-4.0},
note = {Machine Relations Index (MRI), Machine Relations Research — machinerelations.ai}
}Release and boundary
What this segment measures
Published November 2, 2026. The observation window runs May 10, 2026 to November 2, 2026. Methodology v2.1.
MRI measures observed root-domain citations inside monitored prompts. Segment rates are conditional on this sample and do not claim recommendation quality, traffic, placement availability, or commercial performance.