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  1. D-ribose, a naturally occurring pentose carbohydrate, has been shown to replenish high- energy phosphates following myocardial ischemia and high intensity, repetitive exercise. Human studies have mainly involv...

    Authors: John Seifert, Angela Frelich, Linda Shecterle and John St Cyr
    Citation: Journal of the International Society of Sports Nutrition 2008 5:13
  2. Maintaining endogenous testosterone (T) levels as men age may slow the symptoms of sarcopenia, andropause and decline in physical performance. Drugs inhibiting the enzyme 5α-reductase (5AR) produce increased b...

    Authors: Fru Angwafor III and Mark L Anderson
    Citation: Journal of the International Society of Sports Nutrition 2008 5:12
  3. Previous research has indicated that phosphatidylserine (PS) supplementation has the potential to attenuate the serum cortisol response to acute exercise stress. Equivocal findings suggest that this effect mig...

    Authors: Michael A Starks, Stacy L Starks, Michael Kingsley, Martin Purpura and Ralf Jäger
    Citation: Journal of the International Society of Sports Nutrition 2008 5:11
  4. Current research suggests that protein intake of 1.5 – 2.8 g/kg/day (3.5 times the current recommended daily allowance) is effective and safe for individuals trying to increase or maintain lean muscle mass. To...

    Authors: Julius Oben, Shil C Kothari and Mark L Anderson
    Citation: Journal of the International Society of Sports Nutrition 2008 5:10
  5. Cardiovascular disease (CVD) is the leading cause of death in the United States. Diets high in fat, especially saturated fat, are often linked to obesity, hypertension and hypercholesterolemia, all risk factor...

    Authors: Shreela V Sharma, Jill A Bush, Andrew J Lorino, Mark Knoblauch, Diana Abuamer, Gabe Blog and Dave Bertman
    Citation: Journal of the International Society of Sports Nutrition 2008 5:9
  6. To determine whether acute (single dose) and/or chronic (14-days) supplementation of CoQ10 will improve anaerobic and/or aerobic exercise performance by increasing plasma and muscle CoQ10 concentrations within...

    Authors: Matthew Cooke, Mike Iosia, Thomas Buford, Brian Shelmadine, Geoffrey Hudson, Chad Kerksick, Christopher Rasmussen, Mike Greenwood, Brian Leutholtz, Darryn Willoughby and Richard Kreider
    Citation: Journal of the International Society of Sports Nutrition 2008 5:8
  7. Although several studies have investigated gender differences in the substrate and endocrine responses during and following endurance exercise, few have studied sex differences during a more prolonged recovery...

    Authors: Lisa M Vislocky, P Courtney Gaine, Matthew A Pikosky, William F Martin and Nancy R Rodriguez
    Citation: Journal of the International Society of Sports Nutrition 2008 5:7
  8. A double-blind, placebo-controlled, randomized study was performed to evaluate the effect of oral creatine pyruvate (Cr-Pyr) and creatine citrate (Cr-Cit) supplementation on exercise performance in healthy you...

    Authors: Ralf Jäger, Jan Metzger, Karin Lautmann, Vladimir Shushakov, Martin Purpura, Kurt-Reiner Geiss and Norbert Maassen
    Citation: Journal of the International Society of Sports Nutrition 2008 5:4
  9. The present study examined the acute effects of a nutritional supplement intended to improve adenosine triphosphate (ATP) concentrations on vertical jump height, isometric strength of the leg extensors, leg ex...

    Authors: Trent J Herda, Eric D Ryan, Jeffrey R Stout and Joel T Cramer
    Citation: Journal of the International Society of Sports Nutrition 2008 5:3
  10. Owing to the mechanics of anti-doping regulation via the World Anti-Doping Agency's Prohibited List, nutritional supplement use received little attention in comparison to the prevalence of doping. The aims of ...

    Authors: Andrea Petroczi and Declan P Naughton
    Citation: Journal of the International Society of Sports Nutrition 2008 5:2
  11. Our purpose was to determine the relationship between energy intake, energy availability, dietary fat and lower extremity injury in adult female runners. We hypothesized that runners who develop overuse runnin...

    Authors: Kristen E Gerlach, Harold W Burton, Joan M Dorn, John J Leddy and Peter J Horvath
    Citation: Journal of the International Society of Sports Nutrition 2008 5:1
  12. The purpose of this study was to examine the effects of ingesting JavaFit™ Energy Extreme (JEE) on aerobic and anaerobic performance measures in recreationally-active male and female coffee drinkers. Five male...

    Authors: Michael D Roberts, Lemuel W Taylor, Jennifer A Wismann, Colin D Wilborn, Richard B Kreider and Darryn S Willoughby
    Citation: Journal of the International Society of Sports Nutrition 2007 4:25
  13. A randomized, double-blind, placebo-controlled study was performed to evaluate the effect of oral phosphatidylserine (PS) supplementation on golf performance in healthy young golfers with handicaps of 15–40.

    Authors: Ralf Jäger, Martin Purpura, Kurt-Reiner Geiss, Michael Weiß, Jochen Baumeister, Francesco Amatulli, Lars Schröder and Holger Herwegen
    Citation: Journal of the International Society of Sports Nutrition 2007 4:23
  14. We have recently demonstrated that oral intake of glycine propionyl-L-carnitine (GPLC) increases plasma nitrate/nitrite (NOx), a surrogate measure of nitric oxide production. However, these findings were obser...

    Authors: Richard J Bloomer, Webb A Smith and Kelsey H Fisher-Wellman
    Citation: Journal of the International Society of Sports Nutrition 2007 4:22
  15. To determine the impact of AA supplementation during resistance training on body composition, training adaptations, and markers of muscle hypertrophy in resistance-trained males.

    Authors: Michael D Roberts, Mike Iosia, Chad M Kerksick, Lem W Taylor, Bill Campbell, Colin D Wilborn, Travis Harvey, Matthew Cooke, Chris Rasmussen, Mike Greenwood, Ronald Wilson, Jean Jitomir, Darryn Willoughby and Richard B Kreider
    Citation: Journal of the International Society of Sports Nutrition 2007 4:21
  16. The purpose of this study was to examine the effects of 5 days of Creatine (Cr) loading on the electromyographic fatigue threshold (EMGFT) in college-aged women. Fifteen healthy college-aged women (mean ± SD = 22...

    Authors: Abbie E Smith, Ashley A Walter, Trent J Herda, Eric D Ryan, Jordan R Moon, Joel T Cramer and Jeffrey R Stout
    Citation: Journal of the International Society of Sports Nutrition 2007 4:20
  17. Athletes are expected to consider multiple factors when making informed decision about nutritional supplement use. Besides rules, regulations and potential health hazards, the efficacy of different nutritional...

    Authors: Andrea Petróczi, Declan P Naughton, Jason Mazanov, Allison Holloway and Jerry Bingham
    Citation: Journal of the International Society of Sports Nutrition 2007 4:19
  18. Ingestion of carbohydrate (CHO) and protein (PRO) following intense exercise has been reported to increase insulin levels, optimize glycogen resynthesis, enhance PRO synthesis, and lessen the immuno-suppressiv...

    Authors: Richard B Kreider, Conrad P Earnest, Jennifer Lundberg, Christopher Rasmussen, Michael Greenwood, Patricia Cowan and Anthony L Almada
    Citation: Journal of the International Society of Sports Nutrition 2007 4:18
  19. Previous research has shown that plasma creatine levels are influenced by extracellular concentrations of insulin and glucose as well as by the intracellular creatine concentration. However, the form of creati...

    Authors: Ralf Jäger, Roger C Harris, Martin Purpura and Marc Francaux
    Citation: Journal of the International Society of Sports Nutrition 2007 4:17
  20. Methods used to estimate percent body fat can be classified as a laboratory or field technique. However, the validity of these methods compared to multiple-compartment models has not been fully established. Th...

    Authors: Jordan R Moon, Holly R Hull, Sarah E Tobkin, Masaru Teramoto, Murat Karabulut, Michael D Roberts, Eric D Ryan, So Jung Kim, Vincent J Dalbo, Ashley A Walter, Abbie T Smith, Joel T Cramer and Jeffrey R Stout
    Citation: Journal of the International Society of Sports Nutrition 2007 4:16
  21. This study examined the capabilities of an ultraendurance athlete to self-regulate their diet during an attempt on the record for the longest period of stationary cycling. The attempt required the athlete to c...

    Authors: Ian B Stewart and Kelly L Stewart
    Citation: Journal of the International Society of Sports Nutrition 2007 4:15
  22. Melatonin and resistance exercise alone have been shown to increase the levels of growth hormone (GH). The purpose of this study was to determine the effects of ingestion of a single dose of melatonin and heav...

    Authors: Erika Nassar, Chris Mulligan, Lem Taylor, Chad Kerksick, Melyn Galbreath, Mike Greenwood, Richard Kreider and Darryn S Willoughby
    Citation: Journal of the International Society of Sports Nutrition 2007 4:14
  23. The purpose of this study was to determine the effects of 6-OXO, a purported nutritional aromatase inhibitor, in a dose dependent manner on body composition, serum hormone levels, and clinical safety markers i...

    Authors: Dan Rohle, Colin Wilborn, Lem Taylor, Chris Mulligan, Richard Kreider and Darryn Willoughby
    Citation: Journal of the International Society of Sports Nutrition 2007 4:13
  24. Rule violations among elite-level sports competitors and tragedies among adolescents have largely defined the issue of non-medical anabolic-androgenic steroid (NMAAS) use for the public and policy makers. Howe...

    Authors: Jason Cohen, Rick Collins, Jack Darkes and Daniel Gwartney
    Citation: Journal of the International Society of Sports Nutrition 2007 4:12
  25. The purpose of this study was to examine the effects of a functional coffee beverage containing additional caffeine, green tea extracts, niacin and garcinia cambogia to regular coffee to determine the effects ...

    Authors: Lemuel W Taylor, Colin D Wilborn, Travis Harvey, Jennifer Wismann and Darryn S Willoughby
    Citation: Journal of the International Society of Sports Nutrition 2007 4:10
  26. Both acute bouts of prior exercise (preconditioning) and antioxidant nutrients have been used in an attempt to attenuate muscle injury or oxidative stress in response to resistance exercise. However, most stud...

    Authors: Richard J Bloomer, Michael J Falvo, Brian K Schilling and Webb A Smith
    Citation: Journal of the International Society of Sports Nutrition 2007 4:9
  27. The following seven points related to the intake of protein for healthy, exercising individuals constitute the position stand of the Society. They have been approved by the Research Committee of the Society. 1...

    Authors: Bill Campbell, Richard B Kreider, Tim Ziegenfuss, Paul La Bounty, Mike Roberts, Darren Burke, Jamie Landis, Hector Lopez and Jose Antonio
    Citation: Journal of the International Society of Sports Nutrition 2007 4:8
  28. Phospholipids are essential components of all biological membranes. Phosphatidylcholine (PC) and Phosphatidylserine (PS) are Phosphatidyl-phospholipids that are required for normal cellular structure and funct...

    Authors: Ralf Jäger, Martin Purpura and Michael Kingsley
    Citation: Journal of the International Society of Sports Nutrition 2007 4:5
  29. Evidence suggests an inverse relationship between soy protein intake and serum concentrations of male sex hormones. Anecdotal evidence indicates that these alterations in serum sex hormones may attenuate chang...

    Authors: Douglas Kalman, Samantha Feldman, Michele Martinez, Diane R Krieger and Mark J Tallon
    Citation: Journal of the International Society of Sports Nutrition 2007 4:4
  30. This study examined the efficacy of short-term alpha-ketoisocaproic acid (KIC) monotherapy supplementation immediately prior to moderate- and high-intensity single bout exercise performance.

    Authors: Joshua F Yarrow, Jeffrey J Parr, Lesley J White, Paul A Borsa and Bruce R Stevens
    Citation: Journal of the International Society of Sports Nutrition 2007 4:2
  31. The purpose of this study was to determine the effects of supplementation with a water-soluble cinnamon extract (Cinnulin PF®) on body composition and features of the metabolic syndrome.

    Authors: Tim N. Ziegenfuss, Jennifer E. Hofheins, Ronald W. Mendel, Jamie Landis and Richard A. Anderson
    Citation: Journal of the International Society of Sports Nutrition 2006 3:45
  32. Exercise training is known to induce an increase in free radical production potentially leading to enhanced muscle injury. Vitamins C and E are well known antioxidants that may prevent muscle cell damage. The ...

    Authors: Claudio C. Zoppi, Rodrigo Hohl, Fernando C. Silva, Fernanda L. Lazarim, Joaquim Antunes Neto, Mirtes Stancanneli and Denise V. Macedo
    Citation: Journal of the International Society of Sports Nutrition 2006 3:37
  33. Conjugated linoleic acid (CLA) supplementation has shown convincing effects at reducing body fat in animals; yet human study results have been somewhat inconclusive. The purpose of this study is to determine w...

    Authors: Roger E. Adams, Andie Hsueh, Betty Alford, Clay King, Huanbiao Mo and Robert Wildman
    Citation: Journal of the International Society of Sports Nutrition 2006 3:28
  34. Methoxyisoflavone (M), 20-hydroxyecdysone (E), and sulfo-polysaccharide (CSP3) have been marketed to athletes as dietary supplements that can increase strength and muscle mass during resistance-training. Howev...

    Authors: Colin D. Wilborn, Lemuel W. Taylor, Bill I. Campbell, Chad Kerksick, Chris J. Rasmussen, Michael Greenwood and Richard B. Kreider
    Citation: Journal of the International Society of Sports Nutrition 2006 3:19
  35. Comparison of protein intakes on strength, body composition and hormonal changes were examined in 23 experienced collegiate strength/power athletes participating in a 12-week resistance training program. Subje...

    Authors: Jay R. Hoffman, Nicholas A. Ratamess, Jie Kang, Michael J. Falvo and Avery D. Faigenbaum
    Citation: Journal of the International Society of Sports Nutrition 2006 3:12
  36. The purpose of the present study was to investigate the biochemical effects of carbohydrate supplementation in a simulated competition of short terrestrial duathlon. Ten duathletes participated in a simulated ...

    Authors: Renata Teixeira Mamus, Maria Gisele dos Santos, Bill Campbell and Richard Kreider
    Citation: Journal of the International Society of Sports Nutrition 2006 3:6
  37. Creatine monohydrate has become one of the most popular ergogenic sport supplements used today. It is a nonessential dietary compound that is both endogenously synthesized and naturally ingested through diet. ...

    Authors: Ryan D Schoch, Darryn Willoughby and Mike Greenwood
    Citation: Journal of the International Society of Sports Nutrition 2006 3:60
  38. This study examined the effectiveness of a pre-exercise drink (PRX) called EM·PACT on indices of maximal cardiorespiratory fitness. Twenty-four males (n = 12) and females (n = 12) ages 18–24 years (20.25 + 1.4...

    Authors: Allyn Byars, Mike Greenwood, Lori Greenwood and Warren K Simpson
    Citation: Journal of the International Society of Sports Nutrition 2006 3:56
  39. Prior to endurance competition, many endurance athletes participate in a carbohydrate loading regimen in order to help delay the onset of fatigue. The "classic" regimen generally includes an intense glycogen d...

    Authors: Jennifer Wismann and Darryn Willoughby
    Citation: Journal of the International Society of Sports Nutrition 2006 3:28
  40. This is the fourth in a series of six articles to discuss the major classes of dietary supplements (vitamins; minerals; amino acids; herbs or botanicals; metabolites, constituents/extracts, or combinations). T...

    Authors: Melvin Williams
    Citation: Journal of the International Society of Sports Nutrition 2006 3:1