
Extreme diets dominate social media, but what actually happens inside your body when you follow them? In this episode, registered dietitian Andres Ayesta shares the results of a 60-day self-experiment comparing a carnivore diet with a whole-foods, minimally processed approach. Using lab testing, DEXA scans, and behavioral science, he reveals what truly changes—and what doesn't—when it comes to weight, body composition, energy, and long-term health as we age. Andres Ayesta is a registered dietitian, sports nutritionist, and founder of Planos Nutrition. With over 12 years of experience, he helps busy professionals over 30 lose fat, improve energy, and build sustainable habits using evidence-based nutrition and behavior change strategies. His work bridges clinical science with real-world practicality. Episode Timeline 00:00 — Introduction and why this experiment matters 03:10 — Carnivore vs whole foods: defining the diets 08:45 — Designing a real-world, controlled self-experiment 15:30 — Energy, hunger, and the keto adaptation phase 21:30 — Lab results: cholesterol, ApoB, and liver markers 27:45 — DEXA scan findings and body composition truth 33:30 — Sustainability, behavior, and why diets fail 38:30 — The Core Five habits for lasting lifestyle change 44:00 — One action step listeners can start this week Action Steps: Download Guide to Nature's Coloful Antioxidants Subscribe to Growing Older Living Younger on your favorite podcast platform and l eave a review to help others discover the show. Join the Growing Older Living Younger Community Connect with Dr. Gillian Lockitch at ASKDRGILL Connect with the Guest Instagram: https://www.instagram.com/ andresayesta YouTube: https://www.youtube.com/@ andresayesta TikTok: https://www.tiktok.com/@ andresthedietitian LinkedIn: https://www.linkedin.com/in/ andresayesta Website: https://planosnutrition.com/