Real ChatGPT answer · index seedVcp7zmiyBdMcompleteFood and restaurants · grocery shoppingbrand

Is there any truth to the rumor that store brand canned tuna from Walmart contains higher mercury levels than name brands like Bumble Bee?

ChatGPTgpt-62 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Is there any truth to the rumor that store brand canned tuna from Walmart contains higher mercury levels than name brands like Bumble Bee?
2 real searches · 1 real-search pass
Walmart Great Value canned tuna mercury levels compared Bumble Bee independent testingGoogle ↗
OBSERVEDComparison
FDA mercury levels canned light tuna albacore canned tuna species advice mercury monitoring brandsGoogle ↗
OBSERVEDReason

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 (2)
Short factOther / navigationalComparison50%ConsequenceReason50%DefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model). 2 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT2 real searches · gpt-6
Walmart Great Value canned tuna mercury levels compared Bumble Bee independent testing Google ↗
FDA mercury levels canned light tuna albacore canned tuna species advice mercury monitoring brands Google ↗

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Walmart Great Value canned tuna mercury levels compared Bumble Bee independent testing
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1
FDA mercury levels canned light tuna albacore canned tuna species advice mercury monitoring brands
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1