Question: what is the nutritional value of water?
Answer: Still, it contains trace amounts of minerals, including calcium, magnesium, sodium, zinc, and copper ( 1 ). In fact, one study found that by drinking 68 ounces (2 liters) of water per day, adults may fulfill 8–16% of their Daily Value (DV) for calcium and 6–31% of their DV for magnesium ( 2 ).