The organic mercury compound thiomersal is not dangerously toxic at exposure levels

the verdict

SUPPORTED

the evidence backs this

Recorded sources

2 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Accumulated epidemiological and toxicological evidence indicates that thiomersal at exposure levels found in vaccines does not pose a dangerous toxicity risk.

The analysis

Both retrieved papers support the claim by reviewing epidemiological and toxicological data showing that thiomersal exposure from vaccines does not present a demonstrable risk of central nervous system abnormalities or dangerous toxicity.

Evidence for · 2

The evidence for the safety of thiomersal in newborn and infant vaccines.

Recorded source metadata

C John Clements. The evidence for the safety of thiomersal in newborn and infant vaccines.. 2004. https://doi.org/10.1016/j.vaccine.2003.11.017

The study finds that epidemiological data show no demonstrable developmental or central nervous system abnormalities from vaccine-derived thiomersal exposure in infants.

Source citation format

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More for · 1

When science is not enough - a risk/benefit profile of thiomersal-containing vaccines.

Recorded source metadata

C John Clements, Peter B McIntyre. When science is not enough - a risk/benefit profile of thiomersal-containing vaccines.. 2006. https://doi.org/10.1517/14740338.5.1.17

The paper reviews available toxicity data and concludes that continued use of thiomersal as a vaccine preservative is safe.

Source citation format

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first checked01 Aug 2026

judged → SUPPORTED · 7501 Aug 2026

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