#229 From Caffeine to Vitamins: Which Supplements are Best for Runners?

Supplements are everywhere these days, from ads to influencers, to athletes. Andrea is joined by returning guest Jenn Giles (MS, RDN, CSSD) to sort through the myriad of supplements available to runners. Jenn gives us valuable insight on how to find safe and true-to-the-label supplements, which is harder than it may seem. They take a look at the performance benefits (and risks) of things like caffeine, protein powder, and vitamin D, and explore newly popular possible performance enhancers like ketones and sodium bicarbonate. Jenn has 24 years of experience working with athletes in all sports and of all ages. She thrives on helping athletes achieve their goals! She sits on the USOC (United States Olympic Committee) dietitian registry and works with Olympic hopefuls, NCAA Student-Athletes, Prep School Athletes, Adult Athletes and Youth Athletes. She also writes for publications, speaks to teams, and consults with schools and recreation facilities. She is an author, and a freelance writer and also a faculty member of MySportsRD.com. She is also an adjunct Professor of Sports Nutrition at Columbia University -her Alma Mater. Get your DOR Merch: https://doctors-of-running.myspreadshop.com/ Check out our friends at ⁠⁠⁠⁠⁠⁠Skratch⁠⁠⁠⁠⁠⁠ and save 25% on your first order with code DOR24! Chapters 0:00 - Intro 2:08 - How to pick better & safer supplements 6:44 - Caffeine 15:06 - Creatine 20:04 - Probiotics 28:20 - Protein powder 33:00 - Vitamin D 36:56 - Vitamin K 38:50 - Magnesium 43:04 - Electrolytes 46:36 - NAC 49:36 - Beta-alanine 51:24 - Sodium Bicarbonate 56:14 - Ketones 1:00:50 - Wrap-up