Seidlitz powders

例句：

1. 1.The Seidlitz powders are used to make a variety of cosmetic products.
   赛得利夫粉末用于制作各种化妆品。
2. 2.The manufacturer recommends using the Seidlitz powders in combination with other ingredients for optimal results.
   制造商建议与其他成分一起使用赛得利夫粉末以达到最佳效果。
3. 3.The Seidlitz powders have been proven to be effective in treating acne and other skin conditions.
   赛得利夫粉末已被证明对治疗痤疮和其他皮肤状况有效。