Oral Rehydration Beverages for Treating Exercise-Associated Dehydration: A Systematic Review, Part II. The Effectiveness of Alternatives to Carbohydrate-Electrolyte Drinks

Consuming skim or low-fat cow's milk without additional food intake as compared with water appears to improve volume/hydration status in people with exercise-induced dehydration. However, evidence is of very low certainty and should be interpreted with caution.