Nemzer, Boris V., Christoph Centner, NoemiWiessler, Zb Pietrzkowski, John M. Hunter, Bruno Fink, et Daniel König. « A Double-Blind, Placebo-Controlled, Randomized, Longitudinal Study on the Effects of a Plant-Based Dietary Supplement on Nitric Oxide and Mitochondrial Metabolic Activity ». Journal of Food Research 10, no 2 (24 février 2021): 21. https://doi.org/10.5539/jfr.v10n2p21.
Suzuki, Takashi, Masahiko Morita, Yoshinori Kobayashi, et Ayako Kamimura. « Oral L-Citrulline Supplementation Enhances Cycling Time Trial Performance in Healthy Trained Men: Double-Blind Randomized Placebo-Controlled 2-Way Crossover Study ». Journal of the International Society of Sports Nutrition 13, no 1 (5 janvier 2016): 6. https://doi.org/10.1186/s12970-016-0117-z.
Bernardo, Daniela Navarro D’Almeida, Flávio Fernandes Bryk, et Patrícia Maria De Moraes Barros Fucs. « Influence of Nitric Oxide in the Improvement of Muscle Power ». Acta Ortopédica Brasileira 23, no 6 (décembre 2015): 29498. https://doi.org/10.1590/1413-785220152306148249.
Cholewa, Jason M, Monika Wyszczelska-Rokiel, Rafal Glowacki, Hieronim Jakubowski, Tracey Matthews, Richard Wood, Stuart AS Craig, et Vincent Paolone. « Effects of Betaine on Body Composition, Performance, and Homocysteine Thiolactone ». Journal of the International Society of Sports Nutrition 10, no 1 (décembre 2013): 39. https://doi.org/10.1186/1550-2783-10-39.
Wilson, Jacob M, Gabriel J Wilson, Michael C Zourdos, Abbie E Smith, et Jeffery R Stout. « Beta-Alanine Supplementation Improves Aerobic and Anaerobic Indices of Performance ». Strength & Conditioning Journal 32, no 1 (février 2010): 7178. https://doi.org/10.1519/SSC.0b013e3181c20875.