单词comedogenic
网络: 粉刺；致粉刺性；粉刺生成的
As to your second question, there is no good single resource on the web that tells you whether ingredients are comedogenic or not.
对于你的第2个问题，在网站上没有单个资源能够很好的为你指出那些成分是易或不易造成粉刺。
Make sure to use oil-free sunscreen (non-comedogenic) to help protect your skin.
因此，一定要确保使用无油的防晒霜（不致粉刺的）来保护你的肌肤。
Many oil-free ingredients can still be considered comedogenic.
但很多无油的成份还是有致粉刺性哟！
Use fragrance-free, non-comedogenic, oil-free moisturizers.
则可以使用无芳香剂、不致粉刺的非油性津润剂。
Non-comedogenic makeup is great for acne-prone skin because it reduces the chances of getting acne.
矿物化妆品对粉刺性的皮肤很管用，降低你生成粉刺的机会。