Vantage research · November 2026 · wellbeing
What AI cites for “how to fall asleep faster”
ChatGPT cited 2 sites, Gemini cited 0 sites, Perplexity cited 8 sites. No site was cited by all three.
Updated every 3 monthsNext edition 1 February 2027
ChatGPTGeminiPerplexity dots beside a site: the other engines that cite it too
ChatGPT
2 sites · opens with a sentence · no table · opening 22 words
- health.nih.gov
- nhlbi.nih.gov
Brands namedMinutes 0, Minutes 2, Minutes 4, Minutes 7
Since October: new health.nih.gov; dropped cdc.gov
Gemini
0 sites · opens with a sentence · no table · opening 38 words
Answered from what the model already knows: no sites cited.
Brands namedOptimize Your Sleep Environment, Master Your Pre-Sleep Routine, Disconnect 30, Practice Fast Sleep Techniques, Cognitive Shuffling, Progressive Muscle Relaxation, Adjust Daily Habits
Same sites as October.
Perplexity
8 sites · opens with a sentence · no table · opening 5 words
- health.clevelandclinic.org
- nhs.uk
- health.com
- verywellhealth.com
- sleepfoundation.org
- healthline.com
- aarp.org
- ncoa.org
Brands namednone
Since October: new health.com, verywellhealth.com; dropped hopkinsmedicine.org
Is your site one of them?
Ask your AI agent to run Vantage's analyze_citation_coverage for your domain and “how to fall asleep faster”, on all
three engines, and it will tell you whether you are cited, who is instead, and what changed since your last check.
More wellbeing questions
Each engine was asked once, in English, as from the United States, on 2026-11-01. Answers change from run to run, so read this as a snapshot. Download the data.