1. Verified Market Research. Global pre-workout supplements market size by form (powder, capsule/tablets, ready to drink), By Distribution Channel (Online, Offline), By Geographic Scope And Forecast. 2023; https://www.verifiedmarketresearch.com/product/pre-workout-supplements-market/. Accessed Oct 1, 2023.
2. (FDA) FDA. Facts about dietary supplements. https://www.fda.gov/news-events/rumor-control/facts-about-dietary-supplements2023. Accessed Oct 1, 2023.
3. Tsao CW, Aday AW, Almarzooq ZI, Anderson CAM, Arora P, Avery CL, Baker-Smith CM, Beaton AZ, Boehme AK, Buxton AE, Commodore-Mensah Y, Elkind MSV, Evenson KR, Eze-Nliam C, Fugar S, Generoso G, Heard DG, Hiremath S, Ho JE, Kalani R, Kazi DS, Ko D, Levine DA, Liu J, Ma J, Magnani JW, Michos ED, Mussolino ME, Navaneethan SD, Parikh NI, Poudel R, Rezk-Hanna M, Roth GA, Shah NS, St-Onge MP, Thacker EL, Virani SS, Voeks JH, Wang NY, Wong ND, Wong SS, Yaffe K, Martin SS, American Heart Association Council on E, Prevention Statistics C and Stroke Statistics S. 2023 Heart Disease and Stroke Statistics-2023 update: a report from the American Heart Association. Circulation. 2023;147:e93–621.
4. Rodriguez Guerra MA, UrenaNeme AP, Shaban M, Matos Noboa C, Trinh T. Pre-workout induced demand ischemia. Cureus. 2023;15:e33694.
5. Knapik JJ, Steelman RA, Hoedebecke SS, Austin KG, Farina EK, Lieberman HR. Prevalence of dietary supplement use by athletes: systematic review and meta-analysis. Sports Med. 2016;46:103–23.