Real ChatGPT answer · index seed5y1S42G2TyQcompleteHealth and wellness · supplements and vitaminscommercial
Which vitamin D3 brand has the highest purity and best user reviews today for combating low energy from lack of sunlight?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Which vitamin D3 brand has the highest purity and best user reviews today for combating low energy from lack of sunlight?
1 real search · 1 real-search pass
best vitamin D3 supplements third party testing purity reviews 2026 vitamin D3 brandsGoogle ↗
OBSERVEDComparison
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
best vitamin D3 supplements third party testing purity reviews 2026 vitamin D3 brands Google ↗
- Vitamin D Supplement Reviews & Top Picks · consumerlab.com
- These are the 5 best vitamin D supplements in 2026, according to testers and dietitians · health.yahoo.com
- Vitamin D · ods.od.nih.gov
- Vitamin D · ods.od.nih.gov