When melasma occurs, melanocytes in certain areas overproduce melanin.

当发黄褐斑，细胞在某些领域产过量。

Removal of spot: freckles, lentigines, point and flakecolored spot, melasma, coffee spot, etc.

3、除斑：雀斑、雀斑样痣、点片状斑、黄褐斑、咖啡斑等。