What drives athletes toward dietary supplement use: objective knowledge or self-perceived competence? Cross-sectional analysis of professional team-sport players from Southeastern Europe during the competitive season
This study aimed to examine the possible association between knowledge of nutrition and DS (... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - June 14, 2019 Category: Sports Medicine Authors: Damir Sekulic, Enver Tahiraj, Dora Maric, Dragana Olujic, Antonino Bianco and Petra Zaletel Tags: Research article Source Type: research

Creatine electrolyte supplement improves anaerobic power and strength: a randomized double-blind control study
Creatine supplementation aids the Phosphagen system by increasing the amount of free creatine and phosphocreatine available to replenish adenosine triphosphate. The purpose of this study was to investigate the... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - May 24, 2019 Category: Sports Medicine Authors: Erik Hummer, David N. Suprak, Harsh H. Buddhadev, Lorrie Brilla and Jun G. San Juan Tags: Research article Source Type: research

Exercise capacity of vegan, lacto-ovo-vegetarian and omnivorous recreational runners
In search of the right nutrition for the athlete, numerous nutritional strategies and diets were discussed over time. However, the influence of plant-based diets, especially veganism, on exercise capacity has ... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - May 20, 2019 Category: Sports Medicine Authors: Josefine Nebl, Sven Haufe, Julian Eigendorf, Paulina Wasserfurth, Uwe Tegtbur and Andreas Hahn Tags: Research article Source Type: research

Impact of cow ’s milk intake on exercise performance and recovery of muscle function: a systematic review
Dairy products are thought to improve recovery after both resistance and endurance exercises due to their nutritional proprieties. We systematically reviewed the effects of dairy product intake on exercise per... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - May 6, 2019 Category: Sports Medicine Authors: Juan M. A. Alcantara, Guillermo Sanchez-Delgado, Borja Martinez-Tellez, Idoia Labayen and Jonatan R. Ruiz Tags: Review Source Type: research

The combination of sport and sport-specific diet is associated with characteristics of gut microbiota: an observational study
Recently, gut microbiota have been studied extensively for health promotion, disease prevention, disease treatment, and exercise performance. It is recommended that athletes avoid dietary fiber and resistant s... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - May 3, 2019 Category: Sports Medicine Authors: Lae-Guen Jang, Geunhoon Choi, Sung-Woo Kim, Byung-Yong Kim, Sunghee Lee and Hyon Park Tags: Research article Source Type: research

The effects of TeaCrine ® and caffeine on endurance and cognitive performance during a simulated match in high-level soccer players
Theacrine (1,3,7,9-tetramethyluric-acid) is a pure alkaloid with a similar structure to caffeine and acts comparably as an adenosine receptor antagonist. Early studies have shown non-habituating effects, inclu... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - April 18, 2019 Category: Sports Medicine Authors: Marissa L. Bello, Alan J. Walker, Bridget A. McFadden, David J. Sanders and Shawn M. Arent Tags: Research article Source Type: research

Effect of sodium bicarbonate ingestion during 6  weeks of HIIT on anaerobic performance of college students
Past studies have found that sodium bicarbonate ingestion prior to exercise has a performance-enhancing effect on high-intensity exercise. The aim of this study was to investigate the effects of continuous sod... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - April 15, 2019 Category: Sports Medicine Authors: Jieting Wang, Junqiang Qiu, Longyan Yi, Zhaoran Hou, Dan Benardot and Wei Cao Tags: Research article Source Type: research

Supplementation of eicosapentaenoic acid-rich fish oil attenuates muscle stiffness after eccentric contractions of human elbow flexors
This study aimed to investigate the effect of supplementation of fish oil rich in eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) on the damage of the biceps brachii after eccentric contractions (EC... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - April 15, 2019 Category: Sports Medicine Authors: Yosuke Tsuchiya, Kenichi Yanagimoto, Hisashi Ueda and Eisuke Ochi Tags: Research article Source Type: research

Effect of caffeinated gum on a battery of rugby-specific tests in trained university-standard male rugby union players
Caffeine has been shown to enhance strength, power and endurance, characteristics that underpin performance in rugby. Caffeinated gum has attracted interest as a novel vehicle for delivering caffeine, because ... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - April 11, 2019 Category: Sports Medicine Authors: M. K. Ranchordas, H. Pratt, M. Parsons, A. Parry, C. Boyd and A. Lynn Tags: Research article Source Type: research

Effect of a four-week ketogenic diet on exercise metabolism in CrossFit-trained athletes
The ketogenic diet is becoming a popular nutritional model among athletes. However, the relationship between its use and metabolism during exercise seems to have not been fully investigated. (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - April 5, 2019 Category: Sports Medicine Authors: Krzysztof Durkalec-Michalski, Paulina M. Nowaczyk and Katarzyna Siedzik Tags: Research article Source Type: research

Fluid type influences acute hydration and muscle performance recovery in human subjects
Exercise and heat trigger dehydration and an increase in extracellular fluid osmolality, leading to deficits in exercise performance and thermoregulation. Evidence from previous studies supports the potential ... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - April 4, 2019 Category: Sports Medicine Authors: Preston R. Harris, Douglas A. Keen, Eleni Constantopoulos, Savanna N. Weninger, Eric Hines, Matthew P. Koppinger, Zain I. Khalpey and John P. Konhilas Tags: Research article Source Type: research

Effects of a polysaccharide-based multi-ingredient supplement on salivary immunity in non-elite marathon runners
Extreme exercise may alter the innate immune system. Glycans are involved in several biological processes including immune system regulation. However, limited data regarding the impact of glycan supplementatio... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - March 25, 2019 Category: Sports Medicine Authors: Emma Roca, Elisabet Cant ó, Lexa Nescolarde, Lidia Perea, Antoni Bayes-Genis, Oriol Sibila and Silvia Vidal Tags: Research article Source Type: research

Effects of medium-term green tea extract supplementation combined with CrossFit workout on blood antioxidant status and serum brain-derived neurotrophic factor in young men: a pilot study
Potential health benefits are attributed to the antioxidant properties of green tea polyphenolic compounds. The main aim of the study was to evaluate the effects of a six-week green tea extract (GTE) supplemen... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - March 21, 2019 Category: Sports Medicine Authors: Ewa Sadowska-Kr ępa, Przemysław Domaszewski, Ilona Pokora, Aleksandra Żebrowska, Agnieszka Gdańska and Tomasz Podgórski Tags: Research article Source Type: research

Physiological- and performance-related effects of acute olive oil supplementation at moderate exercise intensity
The consumption of olive oil is associated with a diminished risk of cardiovascular disorders and mortality, but the impact of olive oil supplementation on endurance performance is still unclear. Since the ben... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - March 1, 2019 Category: Sports Medicine Authors: Laura Esquius, Sergi Garcia-Retortillo, Nat àlia Balagué, Robert Hristovski and Casimiro Javierre Tags: Research article Source Type: research

Development of a questionnaire to assess dietary restrictions runners use to mitigate gastrointestinal symptoms
Exercise induced gastrointestinal (GI) symptoms can plague athletes, especially runners. Sport nutrition recommendations are nutrient rather than foods focused and do not adequately address strategies to reduc... (Source: Journal of the International Society of Sports Nutrition)
Source: Journal of the International Society of Sports Nutrition - February 28, 2019 Category: Sports Medicine Authors: Jill A. Parnell, Hailey Lafave, Kim Wagner –Jones, Robyn F. Madden and Kelly Anne Erdman Tags: Research article Source Type: research