Week 45 · 2–8 Nov 2026

Tim Spector

Instagram · 778kVerified on InstagramTikTok Health & Medical

#26Health & Medical4 this week

#869All categoriesof 5,066 indexed

Named by 5 of 5GPTGEMCLDGRKPPX

Indexed · Health & Medical

25/100

2.7%Mention rate

14.0%First when named

16.0%Citation rate

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Score by list

100 = strongest leader

Health & Medical#26 Category · outside the published Top 25Score 25 · Named 50 Top 100 · All categories#869 Across every categoryScore 28 · Named 50

Each list scores its creators on its own topics; a list's No. 1 can score below 100.

Engine breakdown

Share of each engine's Health & Medical answers this week

EngineNamedFirstCited

ChatGPT 2.2% 18.2% 18.2%

Gemini 4.3% 13.6% 18.2%

Claude 2.4% 0.0% 0.0%

Grok 2.1% 14.3% 28.6%

Perplexity 1.2% 50.0% 0.0%

Named = share of the engine's Health & Medical answers that name Tim Spector; First and Cited are shares of those answers. An engine with no Health & Medical answer this week is not measured, which is not the same as not naming Tim Spector.

Weekly score

Top 100 score

28 no change

Peak 34 in week 38Rank #869 of 5,066 indexed

What AI cites

when it names Tim Spector

@tim.spector · Instagramby handle 5× doc.social/episodes/048-dr-tim-spector-genetic-epidemiologist-and-gut-mic… 1× instagram.com/tim.spector 1×

How AI describes Tim Spector

50 answers

Named in 50 of the 1,859 Health & Medical answers this week (2.7%), first in 14.0% of them, by 5 of the 5 engines that covered Health & Medical; most often for gut microbiome health, functional gut disorders and evidence-based supplements.

gut microbiome health39functional gut disorders5evidence-based supplements4anti-aging strategies2

Computed from the 50 Health & Medical answers naming Tim Spector this week

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<a href="https://firstmention.com/creator/16335-tim-spector"><img src="https://firstmention.com/badge/16335.svg" alt="Tim Spector · FirstMention" width="320" height="56"></a>

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