Jason Fung, MD is a Toronto-based nephrologist, obesity expert, and author of "The Obesity Code," "The Diabetes Code," and "The Complete Guide to Fasting." Learn how fasting can actually boost your metabolism, preserve muscle, fix obesity, and prevent disease.

Marco Canora is an American chef, restaurateur and television personality. He has appeared on the Food Network on shows such as The Next Iron Chef, Chopped and Top Chef. Canora owns Hearth and Terroir in New York and is also the founder of Brodo, a producer and seller of bone broth.

Marion Nestle is Paulette Goddard Professor of Nutrition, Food Studies, and Public Health, emerita, at New York University. Her most recent book is Unsavory Truth: How Food Companies Skew the Science of What We Eat.

Danielle Citrolo, PharmD holds degrees in biochemistry and chemistry from North Carolina State University and a Doctor of Pharmacy from Albany College of Pharmacy, NY. She discusses the science behind many commonly used supplements including Cognizin Citicoline which is used in many cognition-boosting supplements.

Shawn Stevenson is a nutritionist and the host of the top rated health podcast The Model Health Show. He is also the author of the best-selling book Sleep Smarter: 21 Essential Strategies to Sleep Your Way to A Better Body, Better Health, and Bigger Success.

Tero Isokauppila is a Finnish foraging expert, founder of medicinal mushroom company Four Sigmatic, and the author of Santa Sold Shrooms.

David Perlmutter, MD is a board-certified neurologist, Fellow of the American College of Nutrition, and the New York Times best-selling author of Brain Maker and Grain Brain, now updated with the latest nutritional and neurological science. 

Abel James is the author of the NY Times best-selling book The Wild Diet, is the host of the top health podcast The Fat Burning Man Show, and is the star of ABC's My Diet is Better Than Yours.

Scott Barry Kaufman, PhD is a professor of psychology at Columbia University. He's also a columnist for Scientific American and the host of The Psychology Podcast. He studies creativity, intelligence, and humanistic psychology and focuses on how to remove the blocks that impede living well. 

James DiNicolantonio is a doctor of pharmacy, a cardiovascular research scientist at Saint Luke's Mid America Heart Institute, the associate editor of British Medical Journal's (BMJ) Open Heart, and author of Superfuel: Ketogenic Keys to Unlock the Secrets of Good Fats, Bad Fats, and Great Health. We discuss all things omega-3s and omega-6s. Prepare to gain an in-depth understanding of the biologic impact of each of these fats and the foods that they are found in!