Do Plant-Based Runners Really Need Supplements?

Greenletes Podcast

Greenletes Podcast
Do Plant-Based Runners Really Need Supplements?
Jan 27, 2026
Natalie Rizzo, MS, RD

Plant-based diets are experiencing a surge in popularity, particularly among runners and other athletes. But is your plant-based diet lacking in any nutrients, and do you need supplements to fill the gaps? 

In this episode, Registered Dietitian Natalie Rizzo breaks down what nutrients plant-based runners might miss, which supplements are actually worth your money, and which ones are marketing fluff. 

Take the quiz --> Are You Underfueling Your Runs?

Leave your questions for next mailbag episode here! 

Have questions or want to request a show topic? DM us @greenletes

Check out Natalie's book đź“•: Planted Performance



Episode Artwork Do Plant-Based Runners Really Need Supplements? 20:48 Episode Artwork How to Tell If You’re Underfueling Your Runs (Even If You Eat Healthy) 20:24 Episode Artwork The Plant-Based Athlete Blueprint: The 5 Core Principles I Teach All My Runners 23:08 Episode Artwork From Surviving to Thriving: Lessons From 2025 and a Plant-Based Runner’s Game Plan for 2026 15:33 Episode Artwork Fuel or Fiction: The Biggest Running Nutrition Myths with Marathon Nutritionist Kristy Bauman, RD 39:08 Episode Artwork Philly Half Marathon Recap: The 4 Changes I Made To Run My Fastest Half Marathon In Years 26:30 Episode Artwork Unlocking The Joy In Fueling & Exercise: The Science Behind Happiness with Dawn Jackson Blatner, RDN 41:18 Episode Artwork The Hidden Cost of Under-Fueling: Why Female Athletes Lose Their Periods & How To Get It Back with Reilly Beatty, MS, RD, CSSD 35:10 Episode Artwork How to Lose Weight Without Losing Performance: The Truth About Body Composition for Athletes with Alex Larson, MS, RD 42:18 Episode Artwork Fueling the New York City Marathon: Carb Loading, Race Day Breakfast & Plant-Based Tips 14:26 Episode Artwork How to Be a Faster, Stronger Runner, at Any Age with Claire Bartholic of The Planted Runner 40:38 Episode Artwork My Pulmonary Embolism Story: What I Learned After a Life-Threatening Postpartum Emergency 27:54 Episode Artwork Greenletes Is Back! What We've Been Up To & What’s Ahead for Plant-Based Athletes 7:55 Episode Artwork Should athletes monitor their blood sugar during exercise?-- with Erin Palinski-Wade RD, CDE, LDN, CPT 26:39 Episode Artwork A Deep Dive Into Iron & Athletes: Foot Strike Hemolysis & How Iron Relates To Cognitive Decline & Cancer-- with McKale Montgomery, PhD, RD 33:58 Episode Artwork The Psychological Side of Sport: How Your Mental State Affects Performance--with Dr. Kensa Gunter, PsyD, CMPC 29:44 Episode Artwork Nutrition for Mountain Sports: What Trail Runners, Ultra Runners, Hikers, Cyclists & Skiers Should Eat For Their Sport-- with Vic Johnson, MPH 36:49 Episode Artwork Answering your questions: vegan B12, metabolism, hunger on a plant-based diet & more 37:09 Episode Artwork Why (and how) mental fitness should be part of every athlete's training--with Sun Sachs 37:32 Episode Artwork How to keep energy levels up during a long run 20:51 Episode Artwork Ultra-Marathon Nutrition- How To Avoid The Bonk, with Julie Shobe, RD 36:33 Episode Artwork The Secrets To Meal Prepping, according to an expert-- with Nicole Osinga, MAN, BASc, RD 29:28 Episode Artwork 5-minute Friday: Should I worry about the carbs in plant-based proteins? 5:03 Episode Artwork The #1 Weight Loss Mistake You're Probably Making + Should You Worry About The Carbs In Plant-Based Proteins? -- with Ginger Hultin, MS, RDN 32:23 Episode Artwork How Women Runners Differ From Men & What They Need To Know About Marathon Training-- with Ali Nolan 32:31