Understanding Nutrition: Which water is more hydrating?
                                
                                
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                                    5 min read                                
                            
                                According to research on the Beverage Hydration Index (BHI), some drinks can be more effective than plain water at retaining fluid, but the answer to **which water is more hydrating** depends largely on the specific circumstances and the body's needs. Hydration is more complex than simply quenching your thirst, involving electrolytes and nutrient absorption.