In this Huberman Lab Essentials episode, my guest is Dr. Layne Norton, PhD, an expert in nutrition, fat loss, and metabolism. We discuss the science of energy balance and utilization, including practical strategies for building lean muscle and losing fat. We also cover optimal protein and fiber intake, artificial sweeteners, seed oils, and animal vs. plant-based protein sources. Show notes: https://go.hubermanlab.com/tb6gsLL Watch more Huberman Lab Essentials: https://youtube.com/playlist?list=