Commercialized technological conditions for extraction of polysaccharide from Tremella Fuciformis as well as its stability and function in skin care cosmetics were studied.Results showed that the optimum extraction conditions are:using de-ionized water as the solvent with mass ratio of dried Tremella Fuciformis raw material to water 1∶100,extraction time 4 h,temperature at 90 ℃,and pH at about 9.0.Tremella Fuciformis polysaccharide(TFP) has good stability as well as excellent moisturizing effect and antiwri...