Diets rich in NO3– nitrates, such as those found in beetroot, have beneficial effects on blood pressure, and beetroot can significantly increase plasma levels of NOx and act as a substantial ergogenic (ie. stamina increasing) aid.
A. Jajja et al., “Beetroot supplementation lowers daily systolic blood pressure in older, overweight subjects,” Nutr. Res., 2014.
M. Siervo et al., “Ageing modifies the effects of beetroot juice supplementation on 24-hour blood pressure variability: An individual participant meta-analysis,” Nitric Oxide – Biol. Chem., 2015.
T. Jones, E. L. Dunn, J. H. Macdonald, H. P. Kubis, N. McMahon, and A. Sandoo, “The effects of beetroot juice on blood pressure, microvascular function and large-vessel endothelial function: A randomized, double-blind, placebo-controlled pilot study in healthy older adults,” Nutrients, 2019.
E. T. Trexler et al., “Effects of Citrulline Malate and Beetroot Juice Supplementation on Blood Flow, Energy Metabolism, and Performance During Maximum Effort Leg Extension Exercise,” J. strength Cond. Res., 2019.
E. T. Trexler et al., “Effects of Citrulline Malate and Beetroot Juice Supplementation on Energy Metabolism and Blood Flow During Submaximal Resistance Exercise,” J. Diet. Suppl., 2020