Soap in Human Skin
Soap is a sodium salt or potassium salt of long chain fatty acids having cleansing action in water. They are used as cleansing agents to remove dirt, oil from the skin and clothes. Examples : sodium stearate, sodium oliate and sodium palmitate formed using stearic acid oleic acid and palmitic acid. Saponification method Saponification is a process that produces soap, usually from fats and lye using aqueous sodium hydroxide solution. Soap in your skin Soap is alkaline, which irritates sensitive skin, which is normally acidic. Alkaline skin degrades quickly as protease enzymes are activated that destroy the skin proteins. It makes the skin dry. It affects the structure of the skin. It affects the good bacteria on your skin. It can cause allergic reactions . Soap forms scum when used with hard water (water that contains a high amount of calcium in solution). The scum stops the surfactant properties, so one tends to use more soap. Soap leaves deposits of carbonate salts on