CHO oxidation from a CHO Gel compared with a drink during exercise

Medicine and Science in Sports and Exercise

Volumn 42, Issue 11, 2010, Pages 2038-2045

  Pfeiffer, Beate ^a   Stellingwerff, Trent ^b   Zaltas, Eric ^b   Jeukendrup, Asker E ^a  

^a UNIVERSITY OF BIRMINGHAM   (United Kingdom)

^b NESTLÉ RESEARCH CENTER   (Switzerland)

Author keywords

CHO form; CHO ingestion; cycling; exogenous CHO oxidation

Indexed keywords

OXIDOREDUCTASE;

ADULT; ARTICLE; BEVERAGE; CARBOHYDRATE DIET; COMPARATIVE STUDY; DRUG EFFECT; EXERCISE; EXERCISE TEST; GASTROINTESTINAL TRACT; GEL; HUMAN; MALE; METABOLISM;

ADULT; BEVERAGES; CARBOHYDRATE DEHYDROGENASES; DIETARY CARBOHYDRATES; EXERCISE; EXERCISE TEST; GASTROINTESTINAL TRACT; GELS; HUMANS; MALE;

EID: 78049529964     PISSN: 01959131     EISSN: 15300315     Source Type: Journal    
DOI: 10.1249/MSS.0b013e3181e0efe6     Document Type: Article

References (39)

1. Borg G. Perceived exertion: a note on "history" and methods. Med Sci Sports. 1973;5(2):90-3.
2. Bornet FR, Bizais Y, Bruley des Varannes S, Pouliquen B, Delort Laval J, Galmiche JP. alpha-Amylase (EC 3.2.1.1) susceptibility rather than viscosity or gastric emptying rate controls plasma responses to starch in healthy humans. Br J Nutr. 1990;63(2):207-20.
3. Burke L, Wood C, Pyne D, Telford R, Saunders P. Effect of carbohydrate intake on half-marathon performance of well-trained runners. Int J Sport Nutr Exerc Metab. 2005;15:573-89.
4. Campbell C, Prince D, Braun M, Applegate E, Casazza G. Carbohydrate-supplement form and exercise performance. Int J Sport Nutr Exerc Metab. 2008;18(2):179-90.
5. Carter J, Jeukendrup A, Jones D. The effect of carbohydrate mouth rinse on 1-h cycle time trial performance. Med Sci Sports Exerc. 2004;36(12):2107-11.
6. Chambers ES, Bridge MW, Jones DA. Carbohydrate sensing in the human mouth: effects on exercise performance and brain activity. J Physiol. 2009;587(Pt 8):1779-94.
7. Coggan A, Coyle E. Reversal of fatigue during prolonged exercise by carbohydrate infusion or ingestion. J Appl Physiol. 1987;63(6): 2388-95.
8. Coyle E, Hagberg J, Hurley B, Martin W, Ehsani A, Holloszy J. Carbohydrate feeding during prolonged strenuous exercise can delay fatigue. J Appl Physiol. 1983;55(1 Pt 1):230-5.
9. Coyle EF, Costill DL, Fink WJ, Hoopes DG. Gastric emptying rates for selected athletic drinks. Res Q. 1978;49(2):119-24.
10. Craig H. Isotopic standards for carbon and oxygen and correction factors. Geochim Cosmochim Acta. 1957;12:133-49.
11. Currell K, Jeukendrup A. Superior endurance performance with ingestion of multiple transportable carbohydrates. Med Sci Sports Exerc. 2008;40(2):275-81.
12. Hargreaves M, Costill D, Coggan A, Fink W, Nishibata I. Effect of carbohydrate feeding on muscle glycogen utilization and exercise performance. Med Sci Sports Exerc. 1984;16(3):219-22.
13. Havemann L, Goedecke JH. Nutritional practices of male cyclists before and during an ultraendurance event. Int J Sport Nutr Exerc Metab. 2008;18(6):551-66.
14. Hulston CJ, Jeukendrup AE. Substrate metabolism and exercise performance with caffeine and carbohydrate intake. Med Sci Sports Exerc. 2008;40(12):2096-104.
15. Jentjens R, Venables M, Jeukendrup A. Oxidation of exogenous glucose, sucrose, and maltose during prolonged cycling exercise. J Appl Physiol. 2004;96(4):1285-91.
16. Jentjens RL, Moseley L, Waring RH, Harding LK, Jeukendrup AE. Oxidation of combined ingestion of glucose and fructose during exercise. J Appl Physiol. 2004;96(4):1277-84.
17. Jeukendrup A. Carbohydrate intake during exercise and performance. Nutrition. 2004;20(7-8):669-77.
18. Jeukendrup A. Carbohydrate feeding during exercise. Eur J Sport Sci. 2008;8(2):77-86.
19. Jeukendrup A, Moseley L, Mainwaring G, Samuels S, Perry S, CH M. Exogenous carbohydrate oxidation during ultraendurance exercise. J Appl Physiol. 2006;100:1134-41.
20. Jeukendrup A, Wallis G. Measurement of substrate oxidation during exercise by means of gas exchange measurements. Int J Sports Med. 2005;26(1 suppl):S28-37.
21. Lambert GP, Lang J, Bull A, Eckerson J, Lanspa S, O'Brien J. Fluid tolerance while running: effect of repeated trials. Int J Sports Med. 2008;29(11):878-82.
22. Leiper JB. Intestinal water absorption\-implications for the formulation of rehydration solutions. Int J Sports Med. 1998;19(2 suppl): S129-32.
23. Leiper JB, Aulin KP, Soderlund K. Improved gastric emptying rate in humans of a unique glucose polymer with gel-forming properties. Scand J Gastroenterol. 2000;35(11):1143-9.
24. Malmud LS, Fisher RS, Knight LC, Rock E. Scintigraphic evaluation of gastric emptying. Semin Nucl Med. 1982;12(2):116-25.
25. Meyer JH, Gu YG, Jehn D, Taylor IL. Intragastric vs intraintestinal viscous polymers and glucose tolerance after liquid meals of glucose. Am J Clin Nutr. 1988;48(2):260-6.
26. Noakes T, Rehrer N, Maughan R. The importance of volume in regulating gastric emptying. Med Sci Sports Exerc. 1991;23(3): 307-13.
27. 2 in exhaled air. Eur J Appl Physiol Occup Physiol. 1991;63(3-4):179-83.
28. Peters H, Bos M, Seebregts L, et al. Gastrointestinal symptoms in long-distance runners, cyclists, and triathletes: prevalence, medication, and etiology. Am J Gastroenterol. 1999;94(6): 1570-81.
29. Pfeiffer B, Cotterrill A, Grathwohl D, Stellingwerff T, Jeukendrup A. The effect of carbohydrate gels on gastrointestinal tolerance during a 16-km run. Int J Sport Nutr Exerc Metab. 2009;19(5): 485-503.
30. 13C] glucose. J Appl Physiol. 1977;43:258-61.
31. Rehrer NJ. Fluid and electrolyte balance in ultra-endurance sport. Sports Med. 2001;31(10):701-15.
32. 13C labelled glucose for estimating glucose oxidation: some design considerations. J Appl Physiol. 1987;6:1725-32.
33. Schulze K. Imaging and modelling of digestion in the stomach and the duodenum. Neurogastroenterol Motil. 2006;18(3):172-83.
34. Smith HL, Hollins GW, Booth IW. Epigastric impedance recording for measuring gastric emptying in children: how useful is it? J Pediatr Gastroenterol Nutr. 1993;17(2):201-6.
35. Stellingwerff T, Boon H, Gijsen AP, Stegen JH, Kuipers H, van Loon LJ. Carbohydrate supplementation during prolonged cycling exercise spares muscle glycogen but does not affect intramyo-cellular lipid use. Pflugers Arch. 2007;454(4):635-47.
36. Thorburn MS, Vistisen B, Thorp RM, et al. Attenuated gastric distress but no benefit to performance with adaptation to octanoate-rich esterified oils in well-trained male cyclists. J Appl Physiol. 2006;101(6):1733-43.
37. Tsintzas O, Williams C, Boobis L, Greenhaff P. Carbohydrate in-gestion and single muscle fiber glycogen metabolism during prolonged running in men. J Appl Physiol. 1996;81(2):801-9.
38. Vist G, Maughan R. The effect of osmolality and carbohydrate content on the rate of gastric emptying of liquids in man. J Physiol. 1995;486(2):523-31.
39. Wallis G, Rowlands D, Shaw C, Jentjens R, Jeukendrup A. Oxidation of combined ingestion of maltodextrins and fructose during exercise. Med Sci Sports Exerc. 2005;37(3):426-32.