Beetroot is gaining traction among athletes for its ability to boost nitric oxide—a key player in cardiovascular performance. Whether you're drinking beet juice before a swim or adding beet chews to your training routine, beets can help improve endurance, oxygen delivery, and even adaptation to altitude. This guide explains how beets and nitric oxide support swimmers and how much beetroot to take before a workout for best results. Read on to explore how beets can elevate your swim training!