Real ChatGPT answer · index seedqsTP1ZvyJ6QcompleteHealth and wellness · supplements and vitaminsbrand

Which reputable brands of vitamin D3 do doctors recommend for preventing seasonal depression in adults living in northern states?

ChatGPTgpt-61 query11/1/2026
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The searches the AI actually ran for this prompt.

SEED QUERY
Which reputable brands of vitamin D3 do doctors recommend for preventing seasonal depression in adults living in northern states?
1 real search · 1 real-search pass
medical guidance vitamin D seasonal affective disorder prevention evidence vitamin D supplementation adults NIH NIMHGoogle ↗
OBSERVED

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

Classifying 1 queries…

Searches and sources

ChatGPT1 real searches · gpt-6
medical guidance vitamin D seasonal affective disorder prevention evidence vitamin D supplementation adults NIH NIMH Google ↗
  1. Vitamin D · ods.od.nih.gov
  2. Seasonal Affective Disorder · nimh.nih.gov
  3. Seasonal Affective Disorder · nccih.nih.gov

Queries

1 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
medical guidance vitamin D seasonal affective disorder prevention evidence vitamin D supplementation adults NIH NIMH
OBSERVED
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