GU hydration tablets are chewable and described as dissolving in the mouth with a fizzy effect. Some listings note that no water or mixing is needed.
Product listings describe GU hydration tablets as dietary supplements and state they are Non‑GMO, vegan, keto‑friendly, and free from gluten, dairy, and soy.
Available flavors shown in listings include Strawberry, Orange, Lemon Lime, and Watermelon.
Listings state GU hydration tablets have “Zero Sugar” and explicitly contrast that with traditional sports drinks that contain sugar.
GU hydration tablets are promoted for athletes and outdoor workers and for activities such as running and cycling, including use in hot outdoor conditions.
Listings describe the tablets as more convenient than hydration powder packets, noting they provide electrolytes without requiring mixing with water.
Product descriptions state that GU hydration tablets contain no artificial colors or flavors.