The analysis of the anthocyanins in the HPLC system equipped with a DAD SPD-10Avp detector, thermostat CTD-10AsVp and DEGASEX™ DG-4400 degasser (Shimadzu, Japan) was carried out on a reversed phase Luna C18 column (250 × 4.6 mm, 5 μm, Phenomenex, USA) at a temperature of 25 °C, flow rate of 1 mL/min and detection at 520 nm.