Is tofu good or bad for you?

Hello there, I've been hearing a lot about tofu lately and I'm curious to know if it's actually good or bad for my health. I've heard it's a good source of protein and it's vegetarian-friendly, but I've also heard that it might contain some harmful additives. So, what's the truth? Is tofu good or bad for you, and what should I look for when buying it to ensure I'm getting the healthiest option possible?