The surface of our skin is covered by a fine film of sebaceous lipids, lipids of the skin barrier and water – the hydro-lipid film. This film has a slightly acidic pH value and is hence called ...
The skin barrier is the natural protective covering of our skin. It is the best prerequisite for healthy, long-term smooth and youthful skin.
The so-called acid mantle is our skin's defense shield - it is a thin water-fat film that consists of sebum, sweat and horny cells. The pH value of the skin is 4.5 to 5.5. ...