Health Secretary Robert F. Kennedy Jr. has changed the leadership and membership of federal vaccine-advice bodies and pushed revisions to vaccine guidance. His agency has also announced food-dye measures and efforts to revise the food-ingredient approval system. These are distinct actions: some are enacted, some are administrative, some remain proposals or voluntary agreements, and some face court challenges.
Vaccines and the CDC: the documented changes
In June 2025 Kennedy removed all 17 sitting members of the CDC’s Advisory Committee on Immunization Practices (ACIP) and appointed replacements, saying the change was intended to improve public trust and address conflicts of interest. Public-health researchers and medical groups questioned the disruption and qualifications of some new advisers. Reuters reported in July 2026 on changes affecting childhood vaccine recommendations, mRNA research and COVID-19 vaccination policy, including legal resistance to parts of the agenda. The CDC still exists; describing it as already abolished would be inaccurate.
FDA food safety: what was actually announced?
HHS and FDA launched a program to reduce petroleum-based synthetic food dyes, including direct regulatory actions on selected dyes and voluntary manufacturer commitments concerning others. FDA updated its approach to certain “no artificial colors” labels in February 2026. Kennedy also directed FDA to explore changes to the “generally recognized as safe” (GRAS) process, including the pathway companies use to self-affirm that ingredients are safe. A direction to explore rulemaking is not itself a completed rule. Critics have questioned whether announcement-driven policymaking substitutes for transparent rulemaking, while the administration says it is improving safety and consumer trust.
What is settled, and what is not?
- Documented: Replacement of ACIP members; FDA actions concerning selected food dyes; agency announcements about food labeling.
- Still changing: The contents and implementation of vaccine recommendations, rulemaking on ingredient review and ongoing court challenges.
- Do not conflate: Kennedy’s prior public skepticism of vaccines with proof that every vaccine is banned or that all CDC operations have ended. Vaccine benefits, safety and recommendations should be checked against the current evidence and clinical guidance.
What readers can do
- Check current CDC immunization guidance and any applicable state health department updates instead of relying on social media summaries.
- Look up FDA proposed and final rules in the Federal Register; review open public-comment periods at Regulations.gov.
- Compare government press releases with independent reporting and public-health research.
- Contact elected representatives to request details on oversight of HHS, CDC and FDA decisions, and ask specific questions about implementation.