tips for dealing with a shedding cat

So, my cat, Whiskers, has been shedding like CRAZY lately. I swear, there's more fur on my couch than on her! 😅 Anyone else going through this? I've tried brushing her daily, but it doesn't seem to be enough. I've heard that adding a little fish oil to their diet can help reduce shedding. Anyone tried this with any success? Also, any good tips for getting cat hair out of furniture? I feel like I'm constantly vacuuming but it's like a never-ending battle! Let me know what works for you. 🐱