Episode 14 : [Science vs. Myth #7] Creatine for Endurance: The Untapped Secret for a Stronger Finish ⚡️

Episode 14 : [Science vs. Myth #7] Creatine for Endurance: The Untapped Secret for a Stronger Finish ⚡️💬 Got a question or feedback? Write us at: [email protected] ☕ Buy a Gel Caf for Lactate to support the work:⁠ https://ko-fi.com/lactate⁠⁠⁠⁠Summary: Creatine isn't just for bodybuilders. For endurance athletes, it’s the secret to winning the race in the final moments—not by changing your steady-state pace, but by supercharging the decisive surges, climbs, and finishing sprints. This episode breaks down the real science: creatine supplementation saturates your muscles with phosphocreatine (PCr), fueling the anaerobic "afterburner" system (ATP-PCr) required for 10-15 second explosive bursts. It also enhances muscle glycogen storage (your primary endurance fuel) and acts as an intracellular buffer, helping to delay metabolic fatigue during high-intensity efforts. We translate this into action: use a "Training Block Booster" protocol (3−5 g/day) during intense periods of VO₂max intervals or hill sprints to improve training quality and accelerate recovery. For a peak "A" race, start a loading phase (0.3 g/kg/day) 4 weeks before the event (never race week) to maximize adaptations. We also tackle the "myths": the 1-2 kg of weight gain is intracellular water, not fat. We explain the VO₂max paradox (why a tiny drop in max oxygen uptake might not matter if your sustainable threshold improves ) and confirm that creatine does not cause cramping or kidney damage in healthy individuals. This is the physiology behind Tadej Pogačar's explosive sprint to win a Tour de France mountain stage after hours of racing.Keywords: creatine, endurance, cycling, running, phosphocreatine, vo₂max, ergogenic aid, supplementation, recovery, sprints🎙️ Lactate, the podcast that deciphers science to improve your performance.Key references : Forbes, S. C., Candow, D. G., Neto, J. H. F., Kennedy, M. D., Forbes, J. L., Machado, M.,... & Antonio, J. (2023). Creatine supplementation and endurance performance: surges and sprints to win the race. Journal of the International Society of Sports Nutrition, 20(1), 2204071. https://doi.org/10.1080/15502783.2023.2204071Gras, L. L., Lanhers, C., et al. (2022). The effect of creatine supplementation on VO2max: a systematic review and meta-analysis of randomized controlled trials. Critical Reviews in Food Science and Nutrition, 63(28), 9694-9707. https://doi.org/10.1080/10408398.2022.2083384Kreider, R. B., Kalman, D. S., Antonio, J., Ziegenfuss, T. N., Wildman, R., Collins, R.,... & Lopez, H. L. (2017). International Society of Sports Nutrition position stand: safety and efficacy of creatine supplementation in exercise, sport, and medicine. Journal of the International Society of Sports Nutrition, 14(1), 18. https://doi.org/10.1186/s12970-017-0173-zKreider, R. B., Jäger, R., & Purpura, M. (2022). Bioavailability, Efficacy, Safety, and Regulatory Status of Creatine and Related Compounds: A Critical Review. Nutrients, 14(5), 1035. https://doi.org/10.3390/nu14051035Lopez, R. M., Casa, D. J., McDermott, B. P., Ganio, M. S., Armstrong, L. E., & Maresh, C. M. (2009). Does creatine supplementation hinder exercise heat tolerance or hydration status? A systematic review with meta-analyses. Journal of Athletic Training, 44(2), 215-223. https://doi.org/10.4085/1062-6050-44.2.215Mielgo-Ayuso, J., Calleja-Gonzalez, J., Marqués-Jiménez, D., Caballero-García, A., Córdova, A., & Fernández-Lázaro, D. (2023). Effects of Creatine Monohydrate Supplementation on Endurance Performance in Trained Populations: A Systematic Review and Meta-Analysis. Nutrients, 15(5), 1098. https://doi.org/10.3390/nu15051098Voices generated by artificial intelligence from the scientific report produced by the Lactate team.