ben greenfield

This tag is associated with 141 posts

Ben Greenfield: How to Prepare for a Last-Minute Ironman, Plus His Nutrition Plan for Kona This Year and More

Endurance Planet’s Week of Kona coverage is brought to you by Polar, leaders in heart rate monitor and fitness-assessment technology. Find out more at We caught up with Ben Greenfield in Kona shortly after he finished speaking at the Sports Medicine conference. In addition to the speaking engagement, which you’ll be able to hear […]

Sports Nutrition with Ben Greenfield: Does Coffee Block Vitamin Absorption, Licorice Root for Adrenals, What’s PQQ… and Can It Benefit Athletes? And More!

Once again, our old buddy Ben Greenfield joins us for an informative and entertaining journey through sun burns, acid reflux, supplements, ketosis, amino acids, coffee, licorice and more! During the show, we answer your questions about: Astaxanthin 10mg for skin protection Natural Calm consists of Mg citrate using citric acid, can this have a potential […]

Sports Nutrition: Fight Inflammation, How Much Water Per Hour is Too Much; Can You Bonk on Fat-Adapted Nutrition Protocol; and More

This episode is brought to you by Squatty Potty, which you can find out more at Use code “enduranceplanet” at checkout for a 15% discount exclusive to EP fans. Ben Greenfield joins us for this edition of Sports Nutrition. Topics covered and questions answered including: -Ben’s take on doing the Crossfit workout, Murph -Curcumin […]

Sports Nutrition: Ben on Fasting and IF, Carb Needs for Athletes Based on Intensity, Lower-Sugar Sports Drinks and Fat Adaptation, Weight-Loss Resources, and More

We are joined by Ben Greenfield for this episode of Sports Nutrition, to answer your questions on: -Nutrition/fueling for obstacle racing -What does Ben think of the hypothesis and ideas presented by Ray Cronise, which were featured on a recent podcast with Tawnee. -Fasting and intermittent fasting – what defines IF and when is it […]

The ‘State of Endurance Planet’ with Ben and Tawnee

Ever been curious about how this show “ticks?” Then listen to this special inside look at the Endurance Planet podcast featuring lots of fun stories and information. In this show you’ll learn: -How and why Ben Greenfield and Tawnee Prazak got involved with Endurance Plant back in 2011. -What are our goals for this podcast, for […]

Sports Nutrition: Healthy Pregnancy Tips, Safely Lose Weight While Still Training, Get Rid of Excess Skin Post-Weight Loss, Beta-Alanine and More

Ben Greenfield joins the show to discuss and answer your questions on: -Top things recommended for a pregnant endurance athlete (triathlete) in regards to nutrition — macronutrients/micronutrients, supplements, other baby-friendly practices, resource recommendations, and even how to handle those cravings -Extra skin after extreme weight loss: how to measure how much skin, how to get […]

Sports Nutrition: At-Home Glucose Testing for Carb Optimization, Benefits of Alkaline Foods, Remedies for Pesky Colds, and More

Ben Greenfield joins the show to answer your questions and discuss the following sports nutrition topics: – -The possibility of depleting mineral stores while going low carb. -The 7 supplements for low carb dieters, and why/when we need them -At-home blood glucose testing to gauge carb intake -Alkalinity: What are the facts, ins/outs, risks/benefits of […]

Sports Nutrition: Honey vs. Maple Syrup for Fuel, How Long to Get Fat-Adapted, Colitis Help, BP Coffee Pre-Race, and More

Ben Greenfield joins the show to answer your questions on: The benefits/ pros and cons of honey vs. maple syrup for fueling endurance and in general How long does it take to become ‘fat adapted’ — in life and for enhanced sport performance Locust-based protein powder (and also: lotus root) Help for athlete with ischemic […]

Sports Nutrition: Training the Gut for Racing, How To Cut Weight While Training, Antioxidant Usage in Foods vs. Supplements, Fueling for Bike Commuting, Thyroidectomy Issues, and More

Ben Greenfield joins to answer your questions on: -Soda stream recipes, and adding Mg powder to carbonated water -Should we avoid over using antioxidants during training (when stress/adaptation are critical) but continue to use, or even increase the use of antioxidants during races. -Antioxidants in supplements vs. foods and what we need, what to avoid […]

Sports Nutrition: Vegan Supplementing To Avoid Common Deficiencies, Kombucha Guidelines, Easy and Healthy Travel Food, Plus: Standing Work Stations and Inversion Tables

Ben Greenfield joins to answer your questions on: -Healthy and easy meals and snacks on-the-go when traveling with kids or at places like amusement parks -Pros and cons of a standing working station for athletes -MCT powder vs. the oil -Fixing deficiencies in a vegan diet including low iron, as well as other supplements to […]

Sports Nutrition: Understanding Adaptogens and Their Pros and Cons for Athletes, Figuring Out Ideal Carb Intake (Female Specific), Safe Storage Containers, Beet Juice vs. Smoothies

Ben Greenfield joins to answer your questions on: . -Adaptogens and what are they? Are there any worries with intake of too much of adaptogens? What different adaptogens do in the body to support the athlete? When is it beneficial to take them? Use them before or during long races? Best types and more? -Female […]

Sports Nutrition: Get Your Best Rest on Race Eve, The Low-Carb ‘Faster’ Study, Maximize Vitamin D Absorption, and More

Ben Greenfield joins the show to talk sports nutrition and more. We cover: . -Thoughts on elevation training masks -Ben’s experience in the new low-carb athlete study (aka The Faster Study) with Dr. Jeff Volek and Steve Phinney; the testing protocol; Ben’s VO2max, threshold and fat-burning results (in detail!); implications of the study and more […]

Sports Nutrition: Are Women’s-Specific Nutrition Products Necessary, Breakdown of Amino Acids in Supplements like MAP, Finding Your Right Diet and More

Ben Greenfield joins the show to answer your questions and talk the latest in sports nutrition. On this show we discuss: -The benefits on eating organic grassfed heart: its mitochondrial content, dense nutrient profile, and heart’s potential benefit for athletic performance -Are women’s-specific nutrition products necessary, and more details on female stuff: the menstrual cycle, […]

Sports Nutrition: Ben’s ‘Rebuttal’ to Matt Fitzgerald, Best and Worst Magnesium Supplements, Get Rid of Gas, Caff vs. Decaf, The Deal on Sugar Alcohols, and More

Ben Greenfield is back! On this show we hear: -Ben’s take on Matt Fitzgerald’s stance on sports nutrition, including the use of certain supplements, specific diets, and more -Being aware of and avoiding food/drink additives -Recommendations for magnesium supplements — pill, liquid, transdermal, brands, and why. Plus what to avoid? -Is Magnesium Stearate really that […]

Sports Nutrition: How Malotdextrin Affects Blood Sugar, Why You Should Add Oil of Oregano To Your Shelf, Ultrarunning and Pregnancy, Beet Juice Dosing, and More

Ben Greenfield joins to answer your questions on: -Maltodextrin and the impact on your blood sugar, and using it in sports nutrition products vs. regular food -Difference between regular flake oregano and oil of oregano, and why oil of oregano is good -Thoughts on essential oils and how they can benefit endurance athletes -Update on […]

Sports Nutrition: Weight Loss The Fat Adapted Way, Is Calories-Counting a Waste, Vitamin D or D3 This Winter, Egg Intolerances and More

Ben Greenfield joins to answer your questions: -Taking Vitamin D or D3 in the winter as a supplement -Developing an intolerance and inability to eat eggs in the morning — why and what are good low carb breakfast ideas for an endurance athlete -Weight loss and doing it fat adapted — do’s and don’t and […]

Sports Nutrition: Holiday Food Talk, New Research Saying Vitamins Are A Waste, Should You Adopt a Kenyan-Like Diet, and More

Ben Greenfield joins us to talk about some favorite holiday food recipes, and answer your questions on recent research saying that vitamins and supplements are a waste and potentially bad, homemade deodorants, low-carb fat-adapted fueling for crit bike racing, analyzing the Kenyan diet in relation to athletic performance and Type II diabetes, should we eat […]

Sports Nutrition: Protein Needs for Concurrent Training, Which ‘Diet’ for Healthy Gut Microbiome, Targeting Fat Loss and More

Ben Greenfield joins us to answer your questions on: -Protein needs for concurrent workouts combining strength and cardio. – importance of the microbes in your gut, and which diet of eating style is best for keeping that healthy -half ironman nutrition considerations – electrolytes, bars, gels, sports drink, etc -fueling for 3-6 hour dirt bike racing […]

Nutrition and Recovery Roundtable with Ben Greenfield from Thailand

In lieu of our sports nutrition show with Ben Greenfield, we have an exclusive podcast featuring a special seminar Ben conducted during his Thanyapura triathlon camp in Thailand, which includes tons of important information about how to optimize your recovery and optimize your diet as a triathlete and endurance athlete. Click here to download audio.

Sports Nutrition: Our Take on ‘Feedzone Portables’, Test if You’re Fat-Adapted, What’s Oxaloacetate and Why You’d Want it, Bulletproof Tea, The Low Down on GMOs and Top Foods to Avoid, and More

On this episode we’re joined by Ben Greenfield to answer your questions on: -Recipes in the “Feedzone Portables” cookbook for fat-adapted athletes and is it ok to fuel with these things -Knowing if you’re fat-adapted, how to test, and choosing your fueling protocol appropriately -Supplement talk: pros and cons of L-arginine, beta-alanine -Other supplements we discuss: […]

Sports Nutrition: Beetroot Extract, Osmolality For a Happy Gut, Minimize Negative Effects of Beer, Butter and Cholesterol, and More

Waking up at night hungry – eat or ignore it, and what to eat; pros and cons of bread/toast as a pre-race meal, how can sports drinks with lower osmolality be used along with other products to get in enough calories for 70.3/IM distance events; is beetroot extract just as effective for improving endurance (and other similar […]

Week of Kona: Ben Greenfield’s Ironman World Champs Recap with Nutrition Details and More From the Big Island

While we were still in Kona, Ben, Tawnee and Brock (from the BGF podcast) got together Sunday evening after the race to talk about Ben’s last Ironman in Kona. We kept it light and had some fun, while also getting some great details from Ben on his nutrition (and what went wrong and what he […]

Sports Nutrition: Naturally and Safely Increase RBC Count, Avoid Ruining Your Testosterone, UCAN for High Intensity, Good and Bad Snacks, Getting Fat on LCHF and More

Ben joins to answer your questions on how to naturally and safely increase red blood cell count, having high testosterone, things you can do that kill testosterone level (aka things to avoid doing), can you use UCAN for high intensity work and how, cleaning up the diet and looking for good snacks, the deal with […]

Sports Nutrition: Over-eating and Overtraining, Body Image Issues, Efficacy of Carb Blocking Supplements, Safe Sea Salt and More

Should there be concerns with certain types of sea salt and the source, iodine, are there any gels that you don’t need to take at the same time as water, is there a correlation between overeating and starting to overreach or over train, body image issues, efficacy of carb blockers like Apple Cider Vinegar, Glucosolve, Bitter melon extract, […]

Sports Nutrition: Noakes’ Low-Carb vs. Rich Roll’s High-Carb/Vegan Diet, Vinnie Tortorich’s NSNG, LCHF vs. Ketosis, How Much Fiber Is Too Much Before a Race, and More

Ben joins us for this episode of Sports Nutrition to talk about what to make of the opposing viewpoints of Tim Noakes’ low-carb diet approach compared with Rich Roll’s high-carb (~80%) vegan approach to diet especially when each proclaim benefits of both, also thoughts on Vinnie Tortorich’s “No Sugar No Grain” approach, as well as […]

Sports Nutrition Archives: A Year Ago This Week Featuring Tips of Vegas 70.3 Worlds and More

What a difference a year makes! We dig into the Endurance Planet archives to bring you this episode from just about a year ago titled: “Sports Nutrition: Racing in Vegas Heat, Brewer’s Yeast and More,” featuring Ben Greenfield talking about his prep for 70.3 Worlds in Vegas and answering your questions on Brewers yeast, nutritional yeast, why […]

Sports Nutrition: Rock The Best Eggs and Bacon, Ketogenic Ironman Racing, Hazards of Microwaves, Pre-Race Carbs and More

A word on Ben’s Ironman in a keotgenic state, hat’s the best storage for coconut oil – glass, plastic, a clear not clear container, or does it matter; what are the best kind of eggs to buy and what to avoid based on how they’re raised, etc.; the lowdown on bacon; is it OK to microwave […]

Sports Nutrition: The Harms of NSAIDs, Stay Hydrated and Healthy When Flying, Can High-Fat Cause Heartburn, Ratio of Fat to Protein For Long Races, and More

Why are NSAIDs (Ibuprofen, etc) bad for athletes and in general, how flying affects hydration and tips to stay healthy when traveling, can fatty foods before a run cause heartburn, recommended ratio of fats and protein for ultra events, why do so many nutrition products still contain wheat/gluten/grains, is oral and transdermal Mg supplementation recommended, […]

Sports Nutrition: Is there a Correlation Between HR and Calorie Intake, Picking Pure Protein Powders, Can You Have Too Many Veggies, And Much More

Is there a correlation between heart rate and calorie intake, how HRV may be a better tool than resting HR, using  freeze-dried food for endurance fuel,  Sun Warrior protein and other criteria for picking protein powders, are you getting enough carbs with veggies, supplements that claim to induce a super high insulin response, and much more. Click here […]

Sports Nutrition Special: Ben Greenfield Chats with Star of ‘Cereal Killers’ Documentary

In lieu of the normal Sports Nutrition show, we are giving you a special show featuring Ben Greenfield in an interview with Donal O’Neill, the main subject of the documentary Cereal Killers, in which Donal is on a quest to hack his genes for healthier living. Click here to download audio. Also… Check out a […]

Sports Nutrition: Special Announcement from Tawnee and Ben, Plus Brain-Boosting Coffee Concoctions, Real Food Fueling, Ketogenic Racing, and More

Ben and Tawnee make a special announcement for our listeners at the end of the show, plus answers to questions on Bulletproof coffee and other coffee concoctions, maca root capsules, “real” food better than gels for endurance events, advice on a nutrition plan for a 70.3 in a ketogenic state, is drinking unsweetened seltzer water safe, the best way to […]

Sports Nutrition: Why Electrolytes Aren’t A Total Waste After All, Your Gut in Heat, Is there A Cure for Cankles, Nutrition for Endurance Swim Events and More

Is there a nutritional supplement to prevent “cankles” and lower leg swelling for those in their feet at work all day (and other ways to help the legs), nutrition strategies for a long swim event, how does heat affect nutrition requirements/intake in the body during exercise, electrolytes may not be necessary but how can they still help, […]

Sports Nutrition: Why Athletes Need To Supplement More Than Others, The 101 on Maca Root, What ‘Kills’ The Performance Effect of Beet Juice, and More

Ben Greenfield joins to answer your questions on using the fuel Tailwind, why athletes supplement, sources and absorption of supplements, nitrates in beet juice and others foods, good protein powder to get in Canada, tons of info on maca, and much more. Click here to download audio.

Sports Nutrition: Support for Salt, The Good and Bad of Protein Powders, Skin Protection Through Diet and More

Ben Greenfield joins to answer your questions on advice to survive Maffetone’s 2-week test (including the vital role of salt), more on magnesium oil and how to best use it, cod liver oil,  sunburns, thoughts on protein powders and what to take when as well as what to avoid, using salt while training in heat, Ben’s favorite […]

Sports Nutrition: Does Quality of Post-Workout Carbs Matter, Filling Glycogen Stores to the Right Level, Low-Carb Healthy Eating at a College Campus and More

Does it make a big difference in the quality of carbs you ingest after training/racing (i.e. are beer and donuts ok?),  Is there any way to know if your carbohydrate stores and/or glycogen levels are all topped off in preparation for an upcoming race, an ideal pre-race meal to complement an athlete using UCAN Superstarch,  how do you […]

Sports Nutrition: Are You Eating Enough, Are Juicing Fasts A Good Idea, Baby Food as Training Fuel, Sugar Hangovers, and More

Using organic baby food pouches as exercise fuel, the goods and bads of juicing and is it wise to do a juice fast as a way to detox, Ironman training insomnia, the harms of not getting in enough calories when training, can you have too much coconut water, fighting a family history of hypertension, sugar […]

Sports Nutrition Special: Ben Greenfield Interviews Health Expert Dr. Jack Kruse

Special edition of Sports Nutrition that dives into the topic of our nutritional needs and ways to optimize health featuring neurosurgeon and health coach Jack Kruse. More info at Click here to download audio.

Sports Nutrition: Calorie Count or Intuitive Eating, Can Kale Be Toxic, Ben’s Ketogenic Shake, Benefits of Raw Milk and More

Formulas to find basic caloric needs, is keeping coconut oil in an extra warm area increase it’s chances of going rancid, whole foods vs. products with extracted sources, ketosis, raw milk and issues with pasteurization, and more. Click here to download audio.

Sport Nutrition: Take Control of Your Cortisol Levels, Why ‘Race Weight’ Doesn’t Tell the Whole Story, Fat-Adapted Fueling for Ultras, and More

Which type of cortisol testing is best and why (blood vs. saliva, and where to get yours tested without spending a fortune), signs of cortisol being too high or too low (from training)  and what to do if noted, finding the ideal race weight and more importantly body composition (fat, lean muscle mass), magnesium oil issues, fat-adapted fueling […]

Best of Sports Nutrition: Crazy Coffee Concoctions, Fat Burning and More

We dug through our archives to find one of the top Sports Nutrition episodes we’ve recorded in a while. Tune in to see what all the hype is about! We’ll be back to new shows next week. Thanks for listening. Click here to download audio.

Sports Nutrition: Training in Fire Season, Caffeine and MAF, Ergogenic Effects of Caffeine and More

When is it safe or too hazardous to train outside if a fire breaks out nearby, abstaining from coffee/caffeine for a period before race day, can caffeine affect your MAF HR zones, caffeine and glucose production in the liver, are root veggies too high in GI, and more. Click here to download audio.

Sports Nutrition: Importance of Blood Testing and Does it Affect Athletic Performance, Concocting a Supplmemnt ‘Cocktail’, The Best Sweeteners and More

Can blood tests and/or donating blood hurt athletic performance and for how long (and what’s the difference in measurements), insight on Ben’s recent blood test results, what to do to fix low hematocrit and low hemoglobin, how long of a workout before calories are needed, what’s an ideal list of supplements, are MAP and Extreme Endurance […]

Sports Nutrition: Vitamin K2 and Diet Dos and Don’ts to Prevent Stress Fractures, Managing Caloric Intake for Ideal Weight and Performance, and More

How can your diet affect your chances of getting a stress fracture — what to eat and what to avoid, the importance of Vitamin K2 for healthy bones, how to use nutrition periodization based on activity level, how to find your caloric requirements, eating “ideal” number os calories but feeling too full from all the food, […]

Sports Nutrition: Fat-Adapted or Carb-Based Approach to Racing, The Argument for Less Fiber, and Yay or Nay to Chocolate Milk?

Taking a fat-adapted or carb-based approach to racing and the differences, do different diets work best for different people, how can a person go about experimenting to find out which is best for him or her, etc.; chocolate milk as recovery; MAP to heal injury; pre-race fueling and hydration for shorter races i.e. 15ks; is […]

Sports Nutrition: Race Fueling for the Fat-Adapted Athlete, Use Fasted Workouts With Caution, Pre-Race Hydration Tips, and More

Recommendations for a race nutrition strategy while trying to be a fat-adapted athlete; how much can practicing race nutrition during training negatively impact fat utilization developed in training, and does the concept of nutritional periodization have any role; should you be doing fasted workouts for up to 2 hours or take in calories instead; is it […]

Sports Nutrition: Recovery for Back-to-Back Races, How Much Turmeric to Get Benefits, Magnesium Oil, and More

How to recover for back-to-back weekends of short-course races; how to avoid flu-like symptoms post race; should you/can you take salt supplements with UCAN SuperStarch; alternatives to UCAN SuperStarch; turmeric — what is the ideal dosage, can you overuse it, and is there a topical version that’s better; magnesium oil, for athletes who have to cut weight what is the […]

Sports Nutrition: Gluten-Free Bread Tips (Plus is Sourdough Bread GF Safe), Cleanse to Cut Cravings, and More

Ben Greenfield joins to answer your questions on better alternatives to traditional pizza for a pre-race meal (and info on gluten-free pizza), can something be Non-GMO but still modified in a lab, more on the philosophy of how strictly to follow a healthy/clean diet, is sourdough bread safe for gluten intolerant athletes, best alternatives for GF bread or […]

Sports Nutrition: Combat Cortisol, Is Nutritional Yeast Safe, Why You Should Kick that Diet Soda Habit, and More

Ben Greenfield joins to answer your questions on what to eat before a 10K run and an Olympic triathlon if you don’t like yams/sweet potatoes and have Celiac disease/are gluten intolerant; supplements and ways to combat cortisol, aid in recovery and boost energy; monitoring cortisol levels; is nutritional yeast ok to eat regularly; how long does […]

Sports Nutrition: Tips For Faster Recovery Post-Injury, Benefits of Maca Root and more

How much and when is the best time to use maca root, the best nutrition protocol and supplements for a post-accident/injury phase that will address proper healing/recovery/healthy weight,  how to attack nutrition after a big race that occurs closely to another one: fats to avoid inflammation or carbs to replenish glycogen stores, issue with pretty bad fatigue after about […]

Sports Nutrition: Coffee or Caffeine Pills, Thoughts on Juice Plus, And More

Ben Greenfield joins the show to answer your questions on can weaning off caffeine cause pain in the body (hips, back, joints, etc), is there a difference (or positive or negatives) between taking caffeine from coffee versus in pill form, the effectiveness of JuicePlus and using it with Extreme Endurance (and the differences between the two), should you […]


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