กรดแลคติกจะช่วยในการผลัดเซลล์ผิว ทำให้ฝ้าจางลงได้
One reason, the face gets any sunlight. In particular, in the
sunlight have Ultra violet A and Ultra violet B .The two Rays are going to activate the
enzyme Tyrosinase, The pigmentation disorders caused by the melasma.