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Bisphenol A (BPA)

Bisphenols & Monomers · CAS 80-05-7 · BISPHENOL A · 4,4-ISOPROPYLIDENEDIPHENOL

What published research says about Bisphenol A (BPA), who paid for it, what replaced it, and what is measured in people. Every number links to its source.

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Live research

Machine-read · not checked by a person
12,373health & exposure studies1,030in the last 12 months

Newest published 2026-11-01 · counted 2026-11-05 · Europe PMC, title and abstract.

Who paid for the 24 newest papersPapers
Independent (public, academic, charity)17
Industry0
Mixed0
None declared0
Unclear7

Reported an effect: independent papers 12 of 17; industry-paid papers none yet. Industry-paid does not mean wrong, and independent does not mean right. This is who paid, side by side.

Every paper, with its funding phrase and where it was read (JSON)

When a label says “BPA-free”

It usually means something else was used. How much research exists on each:

BPA (what it replaced)17,800 studies
BPS1,499 studies
BPF1,033 studies

Less research means less is known, not that it is safer or worse.

All studies naming each in the title or abstract, any topic (Europe PMC), counted 2026-11-05, recounted weekly.

Measured in people’s bodies

SubstanceSurveyPeople testedDetected in
BPA2017–20182,75885%
BPS2017–20182,75687%
BPF2017–20182,75755%

US CDC NHANES, urine, weighted to the US population aged 6+. Point estimates; not adjusted for urine dilution. A level shows exposure, not harm. CDC data · JSON

From science to rules

  1. 1993 · By 1993, a published study reported BPA as estrogenic and released from polycarbonate. Endocrinology, 1993
  2. 2011-01-28 · EU bans BPA in plastic baby bottles: manufacture from 1 March 2011, sale from 1 June 2011. Directive 2011/8/EU
  3. 2024-12-19 · EU adopts rules on BPA and other bisphenols in food contact materials, with transition periods. Regulation (EU) 2024/3190

Only events read at their source. JSON

Identity

PubChem CID 6623 · Label names: BISPHENOL A, 4,4-ISOPROPYLIDENEDIPHENOL

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