Choose health products carefully . the department of health has found fenfluramine in some slimming products and mercury in a whitening face cream . fenfluramine can lead to heart disease while mercury can harm the nervous system 卫生署曾经发现于某些减肥药中,含有会引致心脏疾病的氟苯丙胺,及于某美白面霜中发现含有可以伤害神经组织的水银等。