Another frequently cited ingredient in Nitric Boost Ultra is Beetroot (or beetroot extract/powder), which is rich in dietary nitrates. These nitrates can be metabolized into nitric oxide via an alternative — itrate‑nitrite‑NO — pathway, especially under exercise or low-oxygen conditions. en-eng--nitricboostultra.com That means beetroot in the formula may help support circulation, endu... https://www.youtube.com/watch?v=cw8bqDARGHA