File Name : sup1.tif Caption : supplementary fig. 1 hplc chromatogram of six polyphenols in slp. File Name : sup2.tif Caption : supplementary fig. 2 body weight gain and food intake. File Name : sup3.tif Caption : supplementary fig. 3 effect of slp on inflammatory factors in the serum and brain of app/ps1 mice. File Name : sup4.tif Caption : supplementary fig. 4 effect of slp on microglia activation in app/ps1 mice.