caffeine

Coffee & Caffeine: Is It Bad? Is It Good?
November 30, 2019September 17, 2026

Coffee. Caffeine. Is it really all that bad for your health? The answer is nuanced and potentially good news for coffee-lovers.
Sleep Better, Part 1: Dietary Tips
September 20, 2017September 17, 2026

Mary talks about foods that help you sleep – and those that don’t – with 4 dietary tips for the great night’s rest you’ve been dreaming about.

Mary Purdy, MS, RDN, is a food systems strategist, speaker, and eco-dietitian working at the intersection of nutrition, regenerative agriculture, and planetary health. She helps organizations translate science into strategies that advance healthier people, resilient communities, and thriving ecosystems.

Mary is the author of two books, host of more than 130 podcast episodes, and a contributor to industry reports and white papers. She loves kale, sweet potatoes and pecans more than she can express.