Hydrogel-2 is extracted from the soybean. Hydrogel-2 forms a thin film on the skin, because it can be improve the water holding capacity and excellent hydrophilic better than normal phospholipid. So has a superior ability to hold moisture and effect of other ingredients in the skin. If the product is used and after washed, also remains a moisture and soft texture. And Hydrogel-2 is product of approximately cationic. So it is excellent in compatibility with surfactant.