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Author

Sarah Koszyk

Sarah Koszyk

Sarah Koszyk, MA, RDN, is a Bay Area based Registered Dietitian specializing in sports nutrition and weight management. Sarah has helped hundreds of endurance athletes properly fuel for their events, including ultrarunning, Ironman, triathlons and more. Connect with her at SarahKoszyk.com.

  • Superfoods for the Ultrarunner

    Sarah Koszyk 10/15/2015
    Sarah Koszyk 10/15/2015

    These are foods that have been around for centuries in other cultures and have recently become more mainstream with the American public. They can now be found in most major …

    Read more

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  • Podcast
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  • Old School Ultras
  • Events
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    • Map View
    • By State
    • By Cutoff
    • Stats
      • Finishes
      • Top Performances
      • Biggest Races
    • Race Director
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