Claim: Does swallowed gum stay in your stomach for seven years?

First requested: April 21, 2026 at 10:21 AM
88%

IsItCap Score

Truth Potential Meter

Very Credible

AI consensusWeak

Grader consensus is weak.
Range 50%–100% (spread Δ50).
The graders diverge. Treat the combined score as uncertain and read the sources carefully.
Read analysis summary

OpenAI Grade

0%
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60%
80%
90%

Perplexity Grade

0%
20%
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100%

Google Gemini Grade

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50%

Analysis Summary

The claim that swallowed gum stays in your stomach for seven years is false. Mainstream medical sources, including those from universities, support this by stating that gum passes through the digestive system within 24 to 48 hours. There are no credible sources that dispute this, as the myth is widely debunked in medical literature. The consensus is clear that while gum is not digested, it does not linger in the stomach for extended periods. The models diverge sharply — treat this as higher-uncertainty. Perplexity comes in highest (100%), while Gemini is lowest (50%). OpenAI expresses higher confidence than Gemini on this claim. There are no credible opposing sources that challenge the consensus that swallowed gum does not remain in the stomach for seven years. The evidence overwhelmingly supports that gum is excreted within a couple of days. The absence of any substantial counterarguments reinforces the reliability of the claim's refutation.
Jump to source analysis

Source quality

Truth (from sources)9.00 / 10
Source reliability9.00 / 10
Source independence9.00 / 10

Claim checks

Fits established facts9.00 / 10
Logical consistency9.00 / 10
Expert consensus9.00 / 10
Related fact checks

Source Analysis

Common arguments
Supporting the claim
  • Gum base is indigestible and might theoretically accumulate over time.
  • Anecdotal stories persist about kids swallowing gum repeatedly.
  • Rare blockages occur with extreme overconsumption of gum.
Against the claim
  • Gum passes through GI tract in 1-2 days like fiber[pro1][pro2][pro3].
  • No evidence of 7-year retention; myth debunked by medical experts[pro1][pro2][pro3].
  • Stomach empties gum in 30-120 min; never seen sticking in endoscopies[pro3].

Mainstream Sources

Publication

u.osu.edu

Title

Does gum really stay in your stomach for 7 years? | BuckMD Blog

Summary

This myth is false; swallowed gum does not stay in the stomach for 7 years but passes through the digestive system in a day or two.

Source details

Type: Primary
Published: 2009-12-02
Primary Data

URL

Visit Source

Publication

mcgill.ca

Title

Gum and the 7 Year Myth | Office for Science and Society

Summary

Chewing gum does not stay in the intestine for 7 years; it passes through the GI tract in 24-48 hours like undigested food.

Source details

Type: Primary
Primary Data

URL

Visit Source

Publication

dukehealth.org

Title

Myth or Fact: It Takes Seven Years to Digest Chewing Gum

Summary

Swallowed gum does not remain in the stomach for seven years; it travels through the digestive system and is excreted like fiber.

Source details

Type: Primary
Primary Data

URL

Visit Source

Alternative Sources

No alternative sources were found for this analysis.

Analysis Breakdown

True/False Spectrum (9.0)Source Credibility (9.0)Bias Assessment (9.0)Contextual Integrity (9.0)Content Coherence (9.0)Expert Consensus (9.0)90%

How to read the breakdown

Weakest areas
Truth9.0/10Source reliability9.0/10
  • Truth: how well sources support the core claim.
  • Source reliability: whether the sources have a strong track record.
  • Independence: whether coverage looks one-sided or recycled.
  • Context: missing details (timeframe, definitions, scope) that change meaning.
  • Tip: if graders disagree, rely more on the summary + sources than the single number.

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Methodology