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The Greenletes Podcast is hosted by Registered Dietitian Natalie Rizzo and features experts from the sports nutrition and fitness industry. Each episode provides plenty of practical nutrition and fitness information for everyday athletes, with a plant-based twist. Natalie interviews dietitians who work with pro athletes, editors for health & wellness magazines, pro trainers, plant-based athletes and more. Whether you're interested in learning how to use nutrition to maximize performance, you're looking for tips on going plant-based or you want to up your fitness game, the Greenletes Podcast has you covered.
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Send us a text Many female athletes think losing their period is a normal part of training, but it’s actually a sign their body is under too much stress and not getting enough fuel. In this episode, Natalie Rizzo, MS, RD, sits down with sports dietitian Riley Beatty, founder of the Performance Fueling Club, to talk about hypothalamic amenorrhea (HA), aka losing your period due to underfueling. Riley explains why HA happens, how to spot the warning signs (like fatigue, hair loss, or freq...
Send us a text So many athletes wonder if they can change their body composition—or even lose a few pounds—without tanking their performance. In this episode, Natalie sits down with sports dietitian Alex Larson to unpack the delicate balance between fueling for endurance and reaching body composition goals. They talk about what “race weight” really means, how to avoid common pitfalls like underfueling, how to strategically time carbs and protein, and why food journaling can be a powerful lear...
Send us a text In this quick but info-packed episode, host Natalie Rizzo, MS, RD, shares her best fueling strategies for the New York City Marathon—from carb loading to race day breakfast and everything in between. Learn how to plan your pre-race meals, what to eat the night before, and why you’ll need a “second breakfast” before hitting the start line. Natalie also dives into common mistakes runners make on race day (like trying new foods) and how plant-based runners can make sure they’re fu...
Send us a text Can you really get faster as you get older? Claire Bartholic, Boston Marathon qualifier, coach, and host of The Planted Runner podcast, proves you can. In this episode, we chat about her running journey from teenage half-marathons to PR’ing and running a sub 3-hour marathon in her 40s and the power of consistent strength training for runners. Plus, Claire shares her top tips for training to get faster, proper recovery, and finding joy in every stage of your running ...
Send us a text 🎧 Trigger warning: This episode contains descriptions of childbirth and medical emergencies. In this deeply personal episode of the Greenletes Podcast, host and plant-based sports dietitian Natalie Rizzo opens up about her unexpected health journey following the birth of her second child. Despite a healthy pregnancy and active lifestyle, Natalie experienced a series of complications after a planned C-section, including a severe uterine hemorrhage and a life-threatening pulmonar...
Send us a text The Greenletes Podcast is back! Host and plant-based sports dietitian Natalie Rizzo shares what she’s been up to, her latest projects, and how she helps runners and athletes fuel better with plants. Get a preview of exciting new guests and topics coming your way. Have questions or want to request a show topic? DM us @greenletes Check out Natalie's book 📕: Planted Performance
Send us a text Natalie speaks with Registered Dietitian and Diabetes expert Erin Palinski-Wade to get to the bottom of blood sugar for athletes. They discuss: Why athletes are wearing continuous glucose monitors and whether or not they are recommended for all athletes Do spikes in blood glucose do any long-term damage to the body?Is your insulin sensitivity heightened during the anabolic window, and does this help with muscle building? What is the glycemic index and why do people t...
Send us a text McKale Montgomery is an Assistant Professor at Oklahoma State University, as well as a nutritional science researcher. She specializes in iron, specifically how changes in cellular iron affect disease progression. She's also a competitive marathon runner. In this episode, we chat about: How she started running and her journey to the Olympic TrialsHow she balances mom-ing (yes, it’s a verb), work, and competitive runningWhy iron is her favorite nutrientDo runners lose more...
Send us a text Dr. Kensa Gunter is a clinical and sport psychologist based in Atlanta, GA where she provides individual counseling, mental skills training, and consultation services to athletes and organizations. In this episode, we discuss: how psychological factors play into sportwhether or not athletes are open to mental health discussionshow to manage pre-competition anxietyHow the idea of perfectionism play into an athlete’s mental healthHow athlete’s can balance the idea of wanting to w...
Send us a text Natalie chats with Vic Johnson, a nutrition coach for outdoor athletes and an outdoor endurance athlete, who has competed in trail and ultra running, triathlons, and cycling. They discuss: What are some special nutrition considerations for mountain sports? Should you just rely on carbohydrates for fuel? Should you add in other nutrients besides carbs? What nutrients the body relies on for lower intensity exercise.How to you carry fuel and hydration with you dur...
Send us a text In this episode, Sports RD Natalie Rizzo answers your burning questions. She chats about: whether or not vegans need to supplement with Vitamin B12 and how much to takehow to fuel two-a-days why you may be hungry at night on a plant-based dietdo men have a faster metabolism than women?Submit your questions for a future Q&A here! Have questions or want to request a show topic? DM us @greenletes Check out Natalie's book 📕: Planted Performance
Send us a text In this episode, Natalie chats with Sun Sachs, the CEO & Co-founder of Rewire Fitness, the first mental fitness platform that helps athletes reach their full potential and avoid burnout by providing tools that improve mindset, readiness and resilience. They discuss: Sun's journey as a plant-based athlete and how he recognized he was underfueling for sport.What is Rewire Fitness and what’s the mission of the company? What is mental fitness and why is it important?His pe...
Send us a text I'm back and ready to talk about nutrition for long runs! In this episode, we discuss: how many grams of carbs you need before and during a long run, different types of long run fuel, the importance of hydration on your energy levels and how recovery plays a role in how you feel while running. Join GREENLETES U! Learn more from me in my FREE 5-Day Mini Course: Fuel Your Fitness with Plants. And check out my book: Planted Performance Have questions or want to request a show ...
Send us a text Julie Shobe is a Registered Dietitian Nutritionist and ultra runner. She helps ultra runners learn how to improve their fueling before, during, and after running so they can dial in their nutrition during training and ultimately race faster. In this episode, we chat about: How ultra nutrition is different from marathon nutritionWhether or not she recommends that ultra-marathoners track caloriesHow many grams of carbs should someone eat per hour while running for h...
Send us a text Today is all about meal prepping for plant-based people! Welcome Nicole Osinga, a Registered Dietitian in the Greater Toronto Area. You can find Nicole on local or national TV and on Instagram/TikTok, where she is known as the 'Plant-Based Meal Prep Expert' and has an audience of over 100 K on Instagram and 44 K on TikTok. We chat about: Her meal prepping journeyThe benefits of meal prep, particularly for athletesHow to go about picking and organizing meals for the...
Send us a text Let's talk about carbs! Will the extra carbs in plant-based protein make you gain weight or cause health issues, or are they a healthy part of your diet? Follow @greenletes and visit www.greenletes.com for more. Have questions or want to request a show topic? DM us @greenletes Check out Natalie's book 📕: Planted Performance
Send us a text Ginger Hultin is a Seattle-based Registered Dietitian, who has worked with hundreds of clients to help them reach their weight loss goals. She has a new ebook called Meal Prep For Weight Loss 101. In this episode, Natalie and Ginger chat about: Your "why" behind wanting to lose weightHow much weight is it realistic to lose in a month Are calorie trackers harmful or helpful?Do you have to cook all your own meals in order to lose weight?Do some people just have a slow meta...
Send us a text Welcome to the Marathon episode! Today's guest is Ali Nolan, the author of Master the Marathon: The Ultimate Training Guide for Women. She writes for Runner's World, Women's Running, Livestrong, and Self and works as an audience producer for This is Alabama. She's run three marathons and countless other races. We chat about: How female runners differ from male runners. What do they need to think about when tackling a marathon?What’s the first thing someone should do if they are...
Send us a text This week's 5-minute Friday gives simple tips to incorporate meal prepping into your weekly routine! Read more here: https://greenletes.com/plant-based-meal-prep-athlete/ And download the Free meal plan here: https://nutrition-natalie.ck.page Have questions or want to request a show topic? DM us @greenletes Check out Natalie's book 📕: Planted Performance
Send us a text Jackie Newgent, RDN, CDN, is a plant-forward registered dietitian nutritionist, classically-trained chef, award-winning cookbook author, professional recipe developer, media personality, spokesperson, and food writer. She’s the author of five cookbooks, including her newest, The Clean & Simple Diabetes Cookbook. She is a private plant-based cooking coach and a former healthy cooking instructor at the Institute of Culinary Education. We chatted about: Her definition of...
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