Beet Root Juice: An Ergogenic Aid for Exercise and the Aging Brain.
Petrie M, Rejeski WJ, Basu S, Laurienti PJ, Marsh AP, Norris JL, Kim-Shapiro DB, Burdette JH. Beet Root Juice: An Ergogenic Aid for Exercise and the Aging Brain. J Gerontol A Biol Sci Med Sci. 2017 Sep 01; 72(9):1284-1289.