"The human body doesn't have the capacity to distinguish between natural and chemical compounds," claims Chen Chao-tzu. Actually, what you need to pay attention to when buying nutritional supplements are the product's purity and the inclusion of any harmful substances; whether or not it's natural is secondary.
「我們的身體並沒有辨識天然或化學合成的能力，」和信的陳昭姿主任指出，購買保健食品其實要注意的是──產品的「純度」夠不夠？有沒有摻雜有害物質？