This method is a better technique to synthesiz THDB, its inhibitory activity against tyrosinase is better than arbutin or kojic acid, equivalent to phloretin.

• 本工艺是合成THDB的较佳工艺，THDB对酪氨酸酶的抑制作用比熊果苷和曲酸好，与根皮素相当。