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Conquering 26.2 miles means training your legs and your gut, says Lourdes Castro, registered dietician and adjunct faculty in the Department of Nutrition and Food Studies.

Does carb loading work? Are energy gels worth it? How do you avoid needing to stop in a porta-potty around mile 17? 

Ahead of New York City’s most famous race, the NYU News team spoke with registered dietician Lourdes Castro, director of the NYU Steinhardt Food Lab and a marathoner herself, for some science-backed insight about training, macros, race-day refueling, and more.

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Department of

Nutrition and Food Studies

411 Lafayette Street, 5th Floor
New York, NY 10003
Phone: 212-998-5580
Email: nutrition@nyu.edu