Real ChatGPT answer · index seed3X72WeNlmAQcompleteHealth and wellness · supplements and vitaminscommercial
Looking for the highest rated vitamin D3 and K2 combinations online to help keep my mood stable through the dark winter months.
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Looking for the highest rated vitamin D3 and K2 combinations online to help keep my mood stable through the dark winter months.
1 real search · 1 real-search pass
vitamin D3 K2 supplement evidence mood seasonal affective disorder vitamin D safety upper limit NIH fact sheetGoogle ↗
OBSERVEDShort fact
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.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
vitamin D3 K2 supplement evidence mood seasonal affective disorder vitamin D safety upper limit NIH fact sheet Google ↗
- Vitamin D · ods.od.nih.gov
- Vitamin D · ods.od.nih.gov
- Seasonal Affective Disorder · nimh.nih.gov
- View product and buying options · supp.co
- Sports Research official website · sportsresearch.com
- Shop on Amazon · amazon.com
- Thorne official website · thorne.com
- Shop on Amazon · amazon.com
- Best Vitamin D3 + K2 Supplements of 2026: Compared and Ranked · jellyreviews.com
- Best Vitamin D + K Supplements (2026) · supplementscience.ai
- Vitamin D Supplement Reviews & Top Picks · consumerlab.com
- The Best Vitamin D Supplement of 2026: 6 Products Scored on Dose, Form & Testing · theingredientreport.com
- Seasonal Affective Disorder · nccih.nih.gov
- Vitamin K · ods.od.nih.gov