In general, foods are made up of carbohydrates, proteins, and fats, each of which provide a different number of calories: 1  Carbohydrates provide 4 calories per gram. 2  Proteins provide 4 calories per gram. 3  Fats provide 9 calories per gram.
You need water to digest your food and get rid of waste, too. Water is needed for digestive juices, urine (pee), and poop. And you can bet that water is the main ingredient in perspiration, also called sweat. Besides being an important part of the fluids in your body, water is needed by each cell to function normally. Your body doesn't get water only from drinking water. Any fluid you drink will contain water, but water and milk are the best choices. Lots of foods contain water, too.
Benefits for Life & Health. Water is a vital nutrient for your body and it is our most important staple food. Drinking water is the healthiest, most natural way to hydrate. A sufficient water supply supports health and well-being, since water contributes to the preservation of normal physical and cognitive functions. Gerolsteiner not only refreshes the body, but also supplies it with valuable minerals.