Back to today’s briefing

Story perspectives

High-Fiber Diet Shown to Enhance Cancer Immunity

11/18/2025

44 4

Summary

Story summary

A study published on November 11 in Immunity finds that a high-fiber diet may boost cancer immunity.
Researchers at the University of Melbourne show that dietary fiber increases short-chain fatty acids, especially butyrate.
In mice, high-fiber diets slow melanoma progression and reduce tumor size by rejuvenating CD8+ killer T cells.
The study links fiber-driven T cells to better cancer outcomes and calls for human trials.

1 of 1

Story summary

A study published on November 11 in Immunity finds that a high-fiber diet may boost cancer immunity.
Researchers at the University of Melbourne show that dietary fiber increases short-chain fatty acids, especially butyrate.
In mice, high-fiber diets slow melanoma progression and reduce tumor size by rejuvenating CD8+ killer T cells.
The study links fiber-driven T cells to better cancer outcomes and calls for human trials.