Pickled

Peel, grate and add purified water, apple cider vinegar (unpasteurized), sea salt, stevia or raw agave (and herbs). Let stand for at least 8 hours or overnight at room temperature. Previous studies have shown that nitrites widen blood vessels, but US researchers writing in Nitric Oxide: Biology and Chemistry, the peer reviewed journal of the Nitric Oxide Society, say theirs was the first to find that nitrites also increase blood flow to the brain.