
Food Sleuth Radio
Dietitian Melinda Hemmelgarn helps listeners “think beyond their plates,” connect the dots between food, health and agriculture, and find food truth.
Latest episodes

May 10, 2024 • 28min
Marianne Landzettel, author of Sustainable Meat Production and Processing: Local, Profitable and Humane.
Author Marianne Landzettel discusses sustainable meat production, highlighting regenerative farming benefits and climate impact. Contrasts in agriculture between EU and US are explored, emphasizing soil health importance. Nutritional differences in grass-fed vs. grain-fed beef are examined, along with humane slaughter practices in meat production.

May 3, 2024 • 28min
Timothy Wise, Senior Advisor at the Institute for Agriculture and Trade Policy discusses risks of GM corn and Mexican food sovereignty.
Did you know that there is solid science behind concerns regarding the safety of genetically modified crops? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn, for her interview with Timothy Wise, MS, author of Eating Tomorrow: Agribusiness, Family Farmers, and the Battle for the Future of Food, and Senior Advisor at the Institute of Agriculture and Trade Policy. Wise discusses GM corn, and the impact of the U.S. Mexico Canada Trade Agreement (formerly NAFTA) on Mexican food sovereignty.Related website: https://www.iatp.org/about/staff/timothy-wise Mexico Defends GM Corn Restrictions with Science: An Analysis of Mexico’s response in the USMCA dispute: https://www.iatp.org/mexicos-science-based-defense-gm-corn-restrictions

Apr 26, 2024 • 28min
Alexander Sammon, journalist and author of “Forbidden Fruit: The anti-avocado militias of Michoacan.”
Did you know that 80% of the avocadoes consumed in the U.S. are imported from Mexico? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn, for her interview with Alexander Sammon, politics writer for Slate, journalist and author of “Forbidden Fruit: The anti-avocado militias of Michoacan.” Sammon describes the impact of U.S. trade policies on avocado imports, the environmental impacts of avocado production, and the violence related to avocado farming in Mexico. Note: Cinco de Mayo is the second largest avocado consuming day in the U.S.Related website: https://harpers.org/archive/2023/11/forbidden-fruit-avocado-militias-michoacan-mexico/

Apr 19, 2024 • 28min
Austin Frerick, author, Barons: Money, Power, and the Corruption of America’s Food Industry.
Author Austin Frerick discusses monopolies, exploitation, and corruption in the food industry. He highlights how anti-trust legislation protects democracy and reveals the impact of industry consolidation on small businesses and communities. The podcast also explores Walmart's 'plus one' strategy and its effects on food quality and labor costs.

Apr 12, 2024 • 28min
Cynthia Curl, Ph.D., Associate Professor, Environmental Health & Safety, Boise State University discusses women’s exposure to agricultural chemicals and benefits of organic food.
Did you know that prenatal exposure to glyphosate has been associated with shorter gestational time in utero, decreased fetal growth and preterm birth? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn, for her interview with Cynthia Curl, Ph.D., Associate Professor and Co-Director, Center for Excellence in Environmental Health & Safety, at Boise State University. Curl founded and directs the Agricultural Health Lab where her research focuses on the intersection between agriculture and human health. Curl discusses her recent research on pesticide exposure during pregnancy, and the impact of consuming organic vs. conventional diets. Related website: https://ehp.niehs.nih.gov/doi/10.1289/EHP12768 https://pubmed.ncbi.nlm.nih.gov/37493357/ Agriculture Health Lab: https://www.boisestate.edu/agriculturalhealth/

Apr 5, 2024 • 28min
Michelle Loosli, Senior Manager for Climate Education at the American Public Health Association’s Center for Climate, Health and Equity
Did you know that climate change is an imminent threat to human health, yet most schools do not provide education about climate change and its health impacts? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn, for her interview with Michelle Loosli, Senior Manager for Climate Education at the American Public Health Association’s Center for Climate, Health and Equity. Loosli discusses a new educational tool kit on climate and health for students in grades 9-12. She explains climate mitigation and adaptation strategies, and provides ways youth can take action towards climate repair, rather than despair. Note: April 1-8 is Worldwide Climate and Justice Education WeekRelated website: www.apha.org/Climate-Change https://www.apha.org/-/media/Files/PDF/topics/climate/Climate_and_Health_Youth_Education_Toolkit.pdf

Mar 29, 2024 • 28min
Bev Thorpe, Co-Founder of Clean Production Action, discusses the “Triple Planetary Crisis,” the fossil fuel-derived chemicals widely used in our food system, and strategies to advance a non-toxic economy.
Did you know that fossil fuel subsidies contribute to the “cheap” cost of plastic? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn, for her interview with Bev Thorpe, Co-Founder of Clean Production Action, a resource to advance a non-toxic economy. Thorpe describes the “triple planetary crisis,” and shares strategies to move away from harmful fossil-fuel based chemicals used widely in our food system.Related website: Clean Production Action’s “Green Screen:” https://www.cleanproduction.org/programs/greenscreen

Mar 21, 2024 • 28min
Conrad Choiniere, Ph.D. Director, Office of Analytics and Outreach, Food and Drug Administration, Center for Food Safety and Applied Nutrition, discusses heavy metals in our food supply, and specifically the recent investigation into lead-contaminated cinnamon applesauce.
Did you know that heavy metals are present in a wide variety of our foods? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn, for her interview with Conrad Choiniere, Ph.D. Director, Office of Analytics and Outreach, Food and Drug Administration, Center for Food Safety and Applied Nutrition. Choiniere discusses common heavy metals in our food supply, and specifically the recent investigation into lead-contaminated cinnamon applesauce. Choiniere chairs FDA's Toxic Elements Working Group, which prioritizes the Administration's efforts to reduce exposures to lead, arsenic, and other heavy metals from foods to the greatest extent feasible.Related website: Closer to Zero: https://www.fda.gov/food/environmental-contaminants-food/closer-zero-reducing-childhood-exposure-contaminants-foods https://www.fda.gov/food/outbreaks-foodborne-illness/investigation-elevated-lead-chromium-levels-cinnamon-applesauce-pouches-november-2023?utm_medium=email&utm_source=govdelivery

Mar 15, 2024 • 28min
Reginaldo Haslett-Marroquin, Co-founder and CEO of Tree-Range Farm, and founder of Regenerative Agriculture Alliance, discusses key features of “regenerative” agriculture and describes unique features of his poultry operation, indigenous insights and practices.
Did you know that regenerative agriculture includes indigenous practices of land stewardship? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn, for her interview with Reginaldo Haslett-Marroquin, Co-founder and CEO of Tree-Range Farms based in Northfield, MN, and founder of the non-profit Regenerative Agriculture Alliance. Haslett-Marroquin discusses key features of “regenerative” agriculture. He also describes unique features of his poultry operation, including agroforestry, silvopasture, and indigenous insights. Related website: Tree Range Chickens: www.treerangefarms.com Regenerative Agriculture Alliance: https://www.regenagalliance.org/

Mar 8, 2024 • 28min
Richard Raymond, M.D., former Undersecretary for Food Safety at the U.S. Dept. of Agriculture discusses Salmonella and potentially risky foods for foodborne illness. (Part 2 of 2)
Did you know that Salmonella is one of the leading causes of foodborne illness in the U.S.? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn, for her interview with Richard Raymond, M.D., former Undersecretary for Food Safety at the U.S. Dept. of Agriculture. Raymond discusses Salmonella, it’s prevalence in the food supply, ways to reduce risk, and potentially high-risk foods that he personally avoids. (Part 2 of 2) Related website: https://www.cdc.gov/foodsafety/communication/salmonella-food.html