Chael Sonnen

Nutrition science in athletics is mostly a scam to sell books

I don't know how much nutrition has to really do with anything. I think most of the guys that preach the book of nutrition are looking to do just that, sell books. I'm not sure that there's any validity that you can't eat fats or saturated or carbohydrates. ... There's really no proof that bananas and nuts are any better for you than Big Macs and fries. If you can make the weight, you can make the weight.

Boxing is a sport that almost nobody actually participates in

Mayweather's very good at what he does, but he is in a sport that nobody participates in. ... I never met a man that boxed. I could go a step further. I don't know where a boxing gym is. ... I couldn't tell you where to go to buy boxing gloves. And now that I just said it, you guys and all your listeners are going, yeah, he's right. Nobody boxes.

I recommend testosterone and growth hormone as the best starting performance-enhancing drugs

If you were to use, I would say use testosterone for a couple of reasons. One, it's very effective, but two, it's also very affordable. ... I'll go with testosterone and growth hormone as a second.