"Oh yeah," says Leon, sounding suddenly exhausted at the reminder. "It's kind of a big argument right now. Yellow and blue alone don't seem to do much, but red, yellow, and blue? Make you incredibly sick. Like, for days, if not a week or two. Some people claim it's because it's because you're flushing all the built up toxins out of your system and that you'll be healthier after doing it, but most real doctors say that's a load of bullshit. I'd try to avoid it, personally."