Gatorade and Powerade are two of the most popular sport drinks that are high in magnesium. Gatorade contains 15mg of magnesium per 8 fluid ounces, while Powerade contains 10mg of magnesium per 8 fluid ounces. Both of these drinks contain other electrolytes such as sodium and potassium, which help to replenish the body after physical activity. Also, many coconut water products are also high in magnesium. For example, Vita Coco Coconut Water has 15mg of magnesium per 8 fluid ounces. Coconut water is a great alternative for those who don’t want to consume artificial sweeteners or added sugars that are found in traditional sports drinks. It is also lower in calories than other sports drinks and can help to keep you hydrated during a workout.