"There is truth to sometimes it's important for companies to go, well, that's our proprietary process," he says. "But mostly it's a loophole for them to not disclose." The FDA allows certain level of these chemicals in the process of this natural flavor,. But don't they have to originate in like a food to be even hidden under that? Yes. And so I kept going back and forth. It was kind of me at the time, just trying to finalize the formula".