Probably everyone has seen a woman putting slices of cucumber or lemon on her face. Many people have tried it, in hopes that their skin will absorb the vitamin C in the cucumber or lemon, and thereby get a whitening effect.
相信大家都看過滿臉貼著小黃瓜片、檸檬片的愛面族，不少人也身體力行過，希望臉上皮膚能吸收小黃瓜、檸檬中的維他命Ｃ，以達到美白的功效。