It’ll make your skin glow, flush out toxins, and keep your digestive system rolling, among others. Drinking water will make you less prone to thinking you’re hungry, but you gotta admit it, you are really just thirsty. Water has zero calories. Since other flavored drinks have other active ingredients, it contributes to gaining more calories than drinking plain water. 400-500 more calories per day with your cup of Joe and yet, zero calories on water – what will you choose?