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Several possible studies

Story checked

Nutritional supplement may help ease 'brain fog' after breast cancer treatment (opens in a new tab)

medicalxpress.com · 2026-10-20

Short answerEvidenceSource

Short answer

Several possible studies

No confirmed study match.

Several papers could fit this story, but none could be confirmed as its source. The claims remain unverified.

16 candidate papersExplore the search results

These papers were considered as possible sources, but none could be confirmed as the study behind this story.

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NewsLink checks it

Several studies could be the source of this story.

More than one paper fits the article's details, and none fits well enough to single out. Checking claims against the wrong study would be worse than not checking them at all.

Open claim evidence
3

Search result

Several studies could fit.

More than one paper fits the article's details, and none fits well enough to single out. Checking claims against the wrong study would be worse than not checking them at all.

Source paper

Source layer

The paper behind the story

The source record for this check.

The research anchor for the report.

The literature search

16 candidate papers

Papers surfaced in our search

These papers appeared in the search for the story’s source. None was confirmed as a direct match. Inclusion here does not mean a paper supports or contradicts the story, or that its full text was reviewed.

Show 12 more search results
Then inspect each claim

Evidence layer

Claim by claim

What the story asserts. With no source study, there is nothing to check these against.

Claim 1 of 5Not checkedA new study led by researchers at UCLA Health Jonsson Comprehensive Cancer Center found that a nutritional supplement containing oxaloacetate may help improve cognitive function and reduce fatigue in some breast cancer survivors after treatment.View evidenceHide evidence

Not checked

NewsLink could not identify one source study, so this claim was not compared against a paper.

Claim 2 of 5Not checkedThe findings, published in JCO Oncology Advances, show that breast cancer survivors with significant cancer-related cognitive impairment experienced improvements in memory, concentration and other cognitive symptoms after taking oxaloacetate for eight weeks.View evidenceHide evidence

As statedeight weeks

Not checked

NewsLink could not identify one source study, so this claim was not compared against a paper.

Claim 3 of 5Not checkedParticipants also reported less fatigue and better physical functioning, while cognitive testing showed improvements in processing speed and executive function.View evidenceHide evidence

Not checked

NewsLink could not identify one source study, so this claim was not compared against a paper.

Claim 4 of 5Not checkedThe study was a small phase 2 clinical trial in 18 women with early-stage breast cancer; 16 completed treatment, all 16 reported improved cognitive symptoms, and the average perceived cognitive impairment score rose from 29.1 to 55.5.View evidenceHide evidence

As stated18 participants; 16 completers; 29.1 to 55.5

Not checked

NewsLink could not identify one source study, so this claim was not compared against a paper.

Claim 5 of 5Not checkedThe researchers cautioned that the study was small and did not include a placebo or comparison group, so further research is needed to determine whether oxaloacetate caused the improvements.View evidenceHide evidence

Not checked

NewsLink could not identify one source study, so this claim was not compared against a paper.

Finally, the search trail

Method layer

No single source study was found.

The search results are available for you to inspect. Without a confirmed source study, they cannot establish whether the story’s claims are supported or contradicted.

Search results

Candidate papers, not confirmed sources.

PubMed, Crossref, Europe PMC · 15 candidate papers

Candidate

Oxaloacetate for the Improvement of Cognitive Complaints in Stage 0-IIIA Breast Cancer Survivors

Case Medical Research · 2020 · Crossref

Source (opens in a new tab)

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