Skin metabolism in human body is activated between 22:00 and 24:00, with waste matter coming out of the face, and dust in the room sticks on it. Therefore, it is advisable to use soap for the morning wash. The skin becomes dirtier because the skin is not degreased if soap is not used.
There is no better skin lotion than soap. Soap softens the skin keratin as well as washes dirt.