Nuun Zero Sugar Hydration Electrolyte Tablets — 42% Off

The Nuun Zero Sugar line is built specifically for athletes who need hydration without any caloric intake — ideal for weight-cut maintenance days or non-training rest days. The formulation uses stevia instead of cane sugar while keeping the same electrolyte ratios that made the Sport line popular. Fighters cutting close to their weight class often rely on tablets like these to stay hydrated without inflating the scale. At $17.39 — 42% off the $29.96 list — this is one of the steepest Nuun discounts we’ve tracked recently.