Sentence examples for you mentioned it from inspiring English sources

"you mentioned it" is a correct and usable phrase in written English.
It can be used in various contexts, but it is typically used to refer to something that someone has previously brought up or discussed. Here are a few examples: 1. "I couldn't find the book you recommended. Can you remind me of the title? You mentioned it last week." 2. "The party was a success. Thanks for suggesting that we invite your friend. You mentioned it a few days ago." 3. "I'm considering taking a trip to Europe next year. Have you ever been? You mentioned it was one of your favorite places to visit."