Thus, the best source for cysteine supplementation is from cysteine-rich foodstuffs. 因此,最理想的半胱氨酸补充剂还是来自富含半胱氨酸的食品。
The rate at which glutathione can be made depends on the availability of cysteine, which is relatively scarce in foodstuffs. 谷胱甘肽的制造速度取决于我们饮食内相对较少的半胱氨酸的供应度。