#592: How Much Protein is Actually Healthy? – Eric Helms, PhD & Matt Nagra, ND
In this episode, the discussion turns to a deceptively simple question that sits at the centre of countless nutrition debates: how much protein do we actually need? On one side, there are confident cl...
27 Jan 1h 26min
#591: Maintaining Functional Capacity with Age – Brendan Egan, PhD
Maintaining the ability to carry out everyday tasks and live independently is often described as a cornerstone of healthy ageing. But what actually happens to muscle strength, power, and functional ab...
20 Jan 52min
#590: Is the Nutrient Density of Crops Declining? – Edward Joy, PhD
Nutrient density refers to the concentration of vitamins and minerals in crops relative to their yield. There are widespread claims that today's fruits, vegetables, and grains contain fewer micronutri...
13 Jan 41min
Does Processing Really Make Food Unhealthy? (SNP47)
This is a Premium-exclusive episode of the podcast. To listen to the full episode you need to be subscribed to Sigma Nutrition Premium. Recently we (Danny Lennon & Alan Flanagan) were invited to 'Proc...
6 Jan 17min
#589: Causal Inference in Nutrition Science – Daniel Ibsen, PhD
This episode explores how asking better questions and using stronger methods can resolve much of the confusion in nutrition science. Dr. Daniel Ibsen discusses why nutrition research often produces co...
30 Des 20251h 1min
#588: Menstrual Cycle "Syncing": Do the Claims Hold Up to Evidence? – Expert Panel
How much do hormonal fluctuations really influence performance and recovery? Should women be adjusting their training and nutrition based on the menstrual cycle? And do female athletes need different ...
23 Des 202546min
#587: How Should Nutrition Be Taught in Medical Training? – Akash Patel
This episode centers on the critical gap in nutrition education within medical training and efforts to bridge it. Guest Akash Patel, a medical student who led a pilot nutrition curriculum, discusses w...
16 Des 202544min
#586: The Manufactured Collapse of Expertise
Never before has there been greater access to information about nutrition and health. But never before has there been such a low barrier to being seen as an "expert". There are large numbers of people...
9 Des 20251h 7min
