translation.en: In fact, so low that physicians will not have to lower or dim the metabolism of people much at all to see the benefit I just mentioned, which is a wonderful thing, if you're thinking about adopting this.
translation.zh: 事实上，其浓度如此之低，医生不会明显降低 人的新陈代谢率 就能看到我刚才所说的好处， 这是一个非常好的事情，如果我们考虑采用这种办法的话。