Active ingredient:　Anthocyanidins content:　[15% 25% ] detection method:　UV Lingonberries natural cyaniding extracts are extracted by advanced supercritical extraction technology from wild lingonberries origin of Daxinganling Region in China .The content of anthocyanin, up to25% in this product, can be used widely in health food and pharmaceutical field. This product has been exported to Japan.Korea,USA etc.