Water, which is about 65% of human constitution is in the base of all life processes. Its importance is huge not only for life, but also for the maintenance of a beautiful outlook. A lot of advices exist - ancient and most current - how to use right this worthless natural gift. Some of them however are 100% delusion.
Hydratation needs only the dry skin. Dry and dehydratated skin are different conceptions. Lack of water can experience the dry and as well as the oily skin, which usually needs even more often hydratation. When we try to remove the surplus oil from the skin we break its natural protection layer, which keeps the normal level of humidity.