President Trump’s administration has enacted funding cuts that have negatively impacted cancer research among other scientific and social programs.
President trump cut funding for cancer research

Federal cuts to mRNA vaccine funding could put breast cancer research in limbo
Source: 19thnews.org
Key Evidence
Nearly $500 million in mRNA vaccine contracts were canceled, putting breast cancer research in limbo.
19thnews.org19thnews.orgFederal cuts to mRNA vaccine funding could put breast cancer research in limbo
An executive order gave political appointees power over science funding decisions, disrupting peer-review processes essential for medical research grants.
scientificamerican.comscientificamerican.comTrump Order Would Give Political Appointees Power over Science Funding Decisions
UCLA faced a suspension of $584 million in grants affecting various research programs.
latimes.comlatimes.com'A continual assault.' How UCLA's research faculty is grappling with Trump...
What the Evidence Shows
The claim that President Trump cut funding for cancer research is mostly true based on recent 2025 reports. Multiple sources indicate that the Trump administration has reduced or canceled significant federal funding related to scientific research, including cancer research. For example, a nearly $500 million cancellation of contracts involving mRNA vaccine development threatens ongoing breast cancer research efforts.19thnews.org19thnews.orgFederal cuts to mRNA vaccine funding could put breast cancer research in limbo Additionally, broader executive actions under Trump have shifted control over science funding decisions to political appointees, raising concerns about the disruption of peer-reviewed grant processes critical to cancer and other medical research.
scientificamerican.comscientificamerican.comTrump Order Would Give Political Appointees Power over Science Funding Decisions
While the cuts are not exclusively targeted at cancer research alone, the impact on cancer-related projects is documented and significant. Other funding reductions under Trump have affected Medicaid, SNAP, solar projects, and university research grants, illustrating a pattern of budget tightening across multiple sectors.katu.comkatu.comOregon faces $15 billion funding loss from Medicaid, SNAP due to Trump budget...
vtdigger.orgvtdigger.orgTrump cuts $62.5 million in promised federal funding to Vermont solar projects
latimes.comlatimes.com'A continual assault.' How UCLA's research faculty is grappling with Trump... The UCLA funding freeze also indirectly affects cancer and biomedical research by suspending large grants.
latimes.comlatimes.com'A continual assault.' How UCLA's research faculty is grappling with Trump...
In summary, while the statement simplifies a complex set of budgetary decisions, it is accurate that President Trump’s policies have led to cuts that include cancer research funding.