1·Nano-titanium dioxide, which is used as a whitening agent in many food and cosmetic products, has been proven to cause disease in test animals that have been exposed to high doses.
纳米二氧化钛被用作许多食品和化妆品的增白剂，试验已经证明当试验动物暴露在高浓度此种物质的情况下会产生疾病。
2·I encountered a big sale of cosmetic products today.
我今天碰巧遇到一家店做化妆品促销。
3·Known for its softness, it is used in cosmetic products like blush because it absorbs moisture and prevents caking.
它性质柔滑，被用在腮红等化妆品中，起到吸收潮气和防止结块的作用。
4·This International Standard gives guidelines for the production, control, storage and shipment of cosmetic products.
此国际标准为化妆品生产，控制，储存和装运提供指南。
5·Conclusion The study present a laboratory method to evaluate the efficacy of whitening cosmetic products.
结论：本研究为祛斑美白化妆品的功效评价提供了一种体外实验方法。