#3 Coffee

Image Source: Rob Nguyen
At one time it was believed that coffee actually contributed to dehydration, since it is a diuretic, but more recent findings reveal that coffee is actually a good choice to help you stay hydrated. Black coffee without sugar is probably best for your health, since cutting down on sugar is always beneficial and the extra fat from cream or the artificial ingredients in many coffee “creamers” are probably not so great either.