New dietary guidelines are due out this fall and, based on public comments by Health Secretary Robert F. Kennedy Jr., they could amount to a radical departure from what Americans have seen in years past.

The Department of Health and Human Services and the U.S. Department of Agriculture – the two agencies that issue the guidelines – update them every five years to reflect the latest research findings.

Typically, they follow many of the recommendations of a scientific advisory committee that spends about two years reviewing the evidence and compiling a dense scientific report.

The advice in the 2025 scientific report hasn't changed much from previous years. It emphasizes consuming fruits and vegetables, lean meat, legumes and whole grains, and avoiding too much saturated fat, added suga

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