
Sigma Nutrition Radio
#601: Gallstones & Gallbladder Conditions: Impact of Diet – Angela Madden, PhD RD
New
14 Apr 2026 · 53 min
Nutrition basics
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About this episode
This episode examines what we actually know (and importantly, what we do not know) about diet in relation to gallstones and gallbladder conditions. Much of the public-facing guidance around gallstones focuses on "avoiding fatty foods", yet Dr. Angela Madden explains that this long-standing practice sits on surprisingly weak direct evidence, particularly when judged against the standards typically expected for clinical dietary recommendations. A central theme is the need to separate two distinct