You get at least a couple hundred times more nitrates in your diet just by salivating (producing saliva) than you could on an all cured meats diet. Don't buy into the nitrate free hype, especially when it's used to label something that contains something like celery salt which often times will actually add more nitrates into the mix than your standard bacon.
"You can demonstrate the purpose and limits of human digestion with a simple experiment: eat a steak with some whole corn kernels, and see what comes out the other end. It won’t be the steak."
Why use a sledge hammer to crack a nut when a steam roller is even more effective, and, is fun to drive.