Ben Greenfield joins to answer your questions on L-Carnitine and green tea extract for enhanced performance in altitude (as well as new research on echinacea), silica for athletes, does body size matter with supplement dosages, possible reasons for severe stomach pressure in races and in the morning, and more. Click here to download audio. Read More

Ben Greenfield joins to answer your questions on a high carb/low fat diet that works well despite common advice on the show, costs and benefits of sodium bicarbonate for performance, losing weight and training for a 100-miler, Quercitin, and easing the negative effects of bee stings. Ask your sports nutrition questions on our facebook page! Click here Read More

Ben Greenfield joins to answer your questions on whether sipping a carb sports drink during a Z2/MAF run will hinder the body’s ability to utilize fat for fuel (and how to maximize fat burning), planning workouts and recovery for a competition with co-workers on who can log the most miles, insight on Zyflamend and other supplements (and warnings), Read More

Ben Greenfield joins to answer your questions on the difference between Vitamin D2 and Vitamin D3, and which should we take;  are there positives or negatives to having a gel vs. a Coke during a long training ride; recipe ideas for coconut milk, turmeric and cayenne pepper; the best calories for a long run (or do you Read More

Ben Greenfield joins to answer your questions on at-home testosterone kits (and why test this), “recovering” from GI issues during a race, joint problems, solutions for cramping during an Ironman swim, exercise-induced asthma, gels with chia, supplementing with Capsaicin to help with inflammation, ideal snacks before early workouts, and more. Click here to download audio. Read More

Ben Greenfield joins “Sports Nutrition” to answer your questions on what is considered an “empty stomach,” getting hungrier after a swim than other workouts, risks on not sweating, what does all that salt in your sweat indicate, nutrition to match Maffetone training, iron for females, how Ben fuels during triathlons, and more! Click here to Read More

Ben Greenfield joins to answer your questions on the best eats before early AM swim (or nothing at all), is collagen supplementing important for endurance training, post-workout protein-carb ratios, green coffee extract to stabilize blood sugar, benefits/effects of peptides, Extreme Endurance loading and should you take it during exercise, Vespa Wasp extract, and more. Click here to download audio. Read More

Ben Greenfield joins to answer your questions on whether a Snicker’s Bar could ever be better than an apple, pickle juice for cramps, cooking beets, is carb-loading an outdated idea, aerobic v. anaerobic, and more. Click here to download audio. Read More

Ben Greenfield joins to answer your questions on if there’s a limit on caffeine and electrolyte intake during exercise, extreme endurance for “weekend warriors”, fueling for XTERRAs, the frutarian diet, mitigating the effects of running in the city, and progesterone creme. Click here to download audio. Read More

Ben Greenfield joins to answer your questions on using a liquid diet to promote weight loss or other alternatives, is caffeine dangerous for one’s risk of death while running marathons based on what previous deaths tell us, solid food or gel/carb drinks on 100+ milers — which is better for energy intake and to prevent Read More