The whitening effect of Zhongyantang Merlot is still very good, which can effectively reduce the accumulation of melanin. The main components of Tang Yanmei Yueqing pigment are collagen peptide, collagen peptide of deep-sea cod, sodium hyaluronate, inulin and soybean peptide. These ingredients can effectively brighten the skin color, reduce the deposition of pigment in the bottom layer of the skin, effectively improve the skin condition and expel toxins from the body. Among the ingredients, inulin also has the function of moistening intestines and relaxing bowels.