Real ChatGPT answer · index seedzjvy9yp0VBQcompleteHealth and wellness · supplements and vitaminsinformational

Are generic store brand vitamins at CVS or Walgreens just as safe and effective as premium brands like Pure Encapsulations or MegaFood?

ChatGPTgpt-62 queries10/31/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Are generic store brand vitamins at CVS or Walgreens just as safe and effective as premium brands like Pure Encapsulations or MegaFood?
2 real searches · 1 real-search pass
FDA dietary supplements not approved before marketed GMP quality control dietary supplements USP NSF certification NIH ODSGoogle ↗
OBSERVED
USP verified dietary supplements what certification tests ingredients potency contaminants dissolutionGoogle ↗
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 2 queries…

Searches and sources

ChatGPT2 real searches · gpt-6
FDA dietary supplements not approved before marketed GMP quality control dietary supplements USP NSF certification NIH ODS Google ↗
USP verified dietary supplements what certification tests ingredients potency contaminants dissolution Google ↗

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
FDA dietary supplements not approved before marketed GMP quality control dietary supplements USP NSF certification NIH ODS
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
USP verified dietary supplements what certification tests ingredients potency contaminants dissolution
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1