Articles
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Citation: Journal of the International Society of Sports Nutrition 2013 10(Suppl 1):P27
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Effects of 12 weeks of beta-hydroxy-beta-methylbutyrate free acid, adenosine triphosphate, or a combination on muscle mass, strength, and power in resistance trained individuals
Citation: Journal of the International Society of Sports Nutrition 2013 10(Suppl 1):P17 -
Phosphatidic acid supplementation increases skeletal muscle hypertrophy and strength
Citation: Journal of the International Society of Sports Nutrition 2013 10(Suppl 1):P13 -
Effects of immediate and delayed nutrient timing following resistance exercise on changes in mixed muscle fractional synthesis rate (FSR) in post-menopausal women participating in a weight loss program
Citation: Journal of the International Society of Sports Nutrition 2013 10(Suppl 1):P3 -
The effects of pre versus post workout supplementation of creatine monohydrate on body composition and strength
Citation: Journal of the International Society of Sports Nutrition 2013 10(Suppl 1):P1 -
The effect of protein timing on muscle strength and hypertrophy: a meta-analysis
Protein timing is a popular dietary strategy designed to optimize the adaptive response to exercise. The strategy involves consuming protein in and around a training session in an effort to facilitate muscular...
Citation: Journal of the International Society of Sports Nutrition 2013 10:53 -
Effect of sodium bicarbonate and beta-alanine supplementation on maximal sprint swimming
This study examined the effect of simultaneous supplementation of extracellular buffer sodium bicarbonate (SB) and intracellular buffer beta-alanine (BA) on maximal sprint swimming.
Citation: Journal of the International Society of Sports Nutrition 2013 10:52 -
Combined effect of branched-chain amino acids and taurine supplementation on delayed onset muscle soreness and muscle damage in high-intensity eccentric exercise
Previous studies have evaluated the effectiveness of branched-chain amino acid (BCAA) supplementation for preventing delayed onset muscle soreness (DOMS) and muscle damage induced by eccentric exercise, their ...
Citation: Journal of the International Society of Sports Nutrition 2013 10:51 -
Effect of exercising while fasting on eating behaviors and food intake
Alternate day fasting combined with exercise is effective for weight loss.
Citation: Journal of the International Society of Sports Nutrition 2013 10:50 -
Effects of rehydration and food consumption on salivary flow, pH and buffering capacity in young adult volunteers during ergometer exercise
The aim of this study was to investigate the influences of rehydration and food consumption on salivary flow, pH, and buffering capacity during bicycle ergometer exercise in participants.
Citation: Journal of the International Society of Sports Nutrition 2013 10:49 -
Undenatured type II collagen (UC-II®) for joint support: a randomized, double-blind, placebo-controlled study in healthy volunteers
UC-II contains a patented form of undenatured type II collagen derived from chicken sternum. Previous preclinical and clinical studies support the safety and efficacy of UC-II in modulating joint discomfort in...
Citation: Journal of the International Society of Sports Nutrition 2013 10:48 -
Thoracic aorta vasoreactivity in rats under exhaustive exercise: effects of Lycium barbarum polysaccharides supplementation
Reduced arterial compliance is associated with an increased rate of morbidity and mortality in cardiovascular disease. Exercise is beneficial for compromised arterial compliance. However, the beneficial effect...
Citation: Journal of the International Society of Sports Nutrition 2013 10:47 -
Does carbohydrate supplementation enhance tennis match play performance?
Carbohydrate (CHO) ingestion may be an interesting approach to avoid significant decrement to the tennis match performance. The aim of the present investigation was to assess the effects of CHO supplementation...
Citation: Journal of the International Society of Sports Nutrition 2013 10:46 -
Additive insulinogenic action of Opuntia ficus-indica cladode and fruit skin extract and leucine after exercise in healthy males
Oral intake of a specific extract of Opuntia ficus-indica cladode and fruit skin (OpunDia™) (OFI) has been shown to increase serum insulin concentration while reducing blood glucose level for a given amount of gl...
Citation: Journal of the International Society of Sports Nutrition 2013 10:45 -
Effects of 8 weeks of Xpand® 2X pre workout supplementation on skeletal muscle hypertrophy, lean body mass, and strength in resistance trained males
Xpand® 2X is a proprietary blend comprised of branched chain amino acids, creatine monohydrate, beta-alanine (CarnoSyn®), quercetin, coenzymated B-vitamins, alanyl-glutamine (Sustamine®), and natural nitrate s...
Citation: Journal of the International Society of Sports Nutrition 2013 10:44 -
The role of physical activity and diet on bone mineral indices in young men: a cross-sectional study
Osteoporotic fractures are a significant cause of morbidity and mortality, particularly in developed countries. Increasing peak bone mass in young people may be the most important primary prevention strategy t...
Citation: Journal of the International Society of Sports Nutrition 2013 10:43 -
Is carbohydrate needed to further stimulate muscle protein synthesis/hypertrophy following resistance exercise?
It is now well established that protein supplementation after resistance exercise promotes increased muscle protein synthesis, which ultimately results in greater net muscle accretion, relative to exercise alo...
Citation: Journal of the International Society of Sports Nutrition 2013 10:42 -
Effect of carbohydrate mouth rinsing on multiple sprint performance
Research suggests that carbohydrate mouth rinsing (CMR) improves endurance performance; yet, little is known regarding the effect of CMR on multiple sprint efforts. As many sports involve multiple sprinting ef...
Citation: Journal of the International Society of Sports Nutrition 2013 10:41 -
Skeletal muscle metabolic gene response to carbohydrate feeding during exercise in the heat
Heat stress down-regulates mitochondrial function, while carbohydrate supplementation attenuates the exercise induced stimulation of mitochondrial biogenesis in humans. The effects of exogenous carbohydrate du...
Citation: Journal of the International Society of Sports Nutrition 2013 10:40 -
Effects of betaine on body composition, performance, and homocysteine thiolactone
This study investigated the effects of long term betaine supplementation on body composition, performance, and homocysteine thiolactone (HCTL) in experienced strength trained men.
Citation: Journal of the International Society of Sports Nutrition 2013 10:39 -
Sports drink consumption and diet of children involved in organized sport
Organized sport provides one option for children to be physically active. However, there is a paucity of information about the relationship between children’s participation in organized sport and their diet, a...
Citation: Journal of the International Society of Sports Nutrition 2013 10:38 -
Effect of Magnolia officinalis and Phellodendron amurense (Relora®) on cortisol and psychological mood state in moderately stressed subjects
Magnolia (Magnolia officinalis) and Phellodendron (Phellodendron amurense) barks are medicinal plants commonly used as traditional remedies for reducing stress and anxiety. Modern dietary supplements are intended...
Citation: Journal of the International Society of Sports Nutrition 2013 10:37 -
The effects of pre versus post workout supplementation of creatine monohydrate on body composition and strength
Chronic supplementation with creatine monohydrate has been shown to promote increases in total intramuscular creatine, phosphocreatine, skeletal muscle mass, lean body mass and muscle fiber size. Furthermore, ...
Citation: Journal of the International Society of Sports Nutrition 2013 10:36 -
Hydrolyzed collagen intake increases bone mass of growing rats trained with running exercise
Some studies have shown that dietary hydrolyzed collagen peptides (HC) effectively prevent age-related bone loss. However, it is not known whether the intake of HC also has positive effect on bone mass or stre...
Citation: Journal of the International Society of Sports Nutrition 2013 10:35 -
A case report of recovery of menstrual function following a nutritional intervention in two exercising women with amenorrhea of varying duration
Increasing caloric intake is a promising treatment for exercise-associated amenorrhea, but strategies have not been fully explored. The purpose of this case report was to compare and contrast the responses of ...
Citation: Journal of the International Society of Sports Nutrition 2013 10:34 -
The effects of anatabine on non-invasive indicators of muscle damage: a randomized, double-blind, placebo-controlled, crossover study
Anatabine (ANA), a minor tobacco alkaloid found in the Solanaceae family of plants, may exhibit anti-inflammatory activity, which may be useful to aid in recovery from exercise-induced muscle damage. The purpo...
Citation: Journal of the International Society of Sports Nutrition 2013 10:33 -
Carbohydrate use and reduction in number of balance beam falls: implications for mental and physical fatigue
Artistic Gymnastics is a sport where athletes are frequently fatigued. One element that might influence this aspect is carbohydrate, an important energy substrate for the muscles and the CNS. Our goal was to i...
Citation: Journal of the International Society of Sports Nutrition 2013 10:32 -
The differential effects of a complex protein drink versus isocaloric carbohydrate drink on performance indices following high-intensity resistance training: a two arm crossover design
Post-workout nutrient timing and macronutrient selection are essential for recovery, glycogen replenishment and muscle protein synthesis (MPS). Performance repeatability, particularly after strenuous activity,...
Citation: Journal of the International Society of Sports Nutrition 2013 10:31 -
Sodium supplementation has no effect on endurance performance during a cycling time-trial in cool conditions: a randomised cross-over trial
Sodium ingestion during exercise may exert beneficial effects on endurance performance by either its ability to attenuate the decrease in plasma volume or reduce the risk of Exercise Associated Hyponatremia (E...
Citation: Journal of the International Society of Sports Nutrition 2013 10:30 -
The effect of carbohydrate and marine peptide hydrolysate co-ingestion on endurance exercise metabolism and performance
The purpose of this study was to examine the efficacy of introducing a fish protein hydrolysate (PEP) concurrently with carbohydrate (CHO) and whey protein (PRO) on endurance exercise metabolism and performance.
Citation: Journal of the International Society of Sports Nutrition 2013 10:29 -
Effect of Tongkat Ali on stress hormones and psychological mood state in moderately stressed subjects
Eurycoma longifolia is a medicinal plant commonly called tongkat ali (TA) and “Malaysian ginseng.” TA roots are a traditional “anti-aging” remedy and modern supplements are intended to improve libido, energy, spo...
Citation: Journal of the International Society of Sports Nutrition 2013 10:28 -
Hesperidin associated with continuous and interval swimming improved biochemical and oxidative biomarkers in rats
Citrus flavonoids, such as hesperidin, have shown therapeutic properties that improve hyperglycemia and insulin resistance, and decrease blood serum lipids and inflammation. The current investigation studied t...
Citation: Journal of the International Society of Sports Nutrition 2013 10:27 -
Does long-term creatine supplementation impair kidney function in resistance-trained individuals consuming a high-protein diet?
The aim of this study was to determine the effects of creatine supplementation on kidney function in resistance-trained individuals ingesting a high-protein diet.
Citation: Journal of the International Society of Sports Nutrition 2013 10:26 -
Effects of ingestion of a commercially available thermogenic dietary supplement on resting energy expenditure, mood state and cardiovascular measures
Increasing metabolism is a primary focus of many commercially available dietary supplements marketed to support weight management. Caffeine (e.g. anhydrous and herbal) and green tea are key ingredients in such...
Citation: Journal of the International Society of Sports Nutrition 2013 10:25 -
Ubiquinol supplementation enhances peak power production in trained athletes: a double-blind, placebo controlled study
To investigate the effect of Ubiquinol supplementation on physical performance measured as maximum power output in young and healthy elite trained athletes.
Citation: Journal of the International Society of Sports Nutrition 2013 10:24 -
Effect of fed- versus fasted state resistance training during Ramadan on body composition and selected metabolic parameters in bodybuilders
Muslim bodybuilders often continue training during Ramadan. However, the effect of resistance training in a fasted versus a fed state during Ramadan on body composition and metabolic parameters in bodybuilders...
Citation: Journal of the International Society of Sports Nutrition 2013 10:23 -
Eight weeks of supplementation with a multi-ingredient weight loss product enhances body composition, reduces hip and waist girth, and increases energy levels in overweight men and women
Numerous natural products are marketed and sold claiming to decrease body weight and fat, but few undergo finished product-specific research demonstrating their safety and efficacy.
Citation: Journal of the International Society of Sports Nutrition 2013 10:22 -
Effect of HX108-CS supplementation on exercise capacity and lactate accumulation after high-intensity exercise
In the present study, we determined the effects of HX108-CS (mixed extract of Schisandra chinensis and Chaenomeles sinensis) supplementation on lactate accumulation and endurance capacity. Furthermore, we examine...
Citation: Journal of the International Society of Sports Nutrition 2013 10:21 -
Dietary nucleotide improves markers of immune response to strenuous exercise under a cold environment
Strenuous exercise has been classically associated to immune-suppression and consequently to an increased risk of infections, especially at the upper respiratory tract. The administration of dietary nucleotide...
Citation: Journal of the International Society of Sports Nutrition 2013 10:20 -
Proteomic analysis of plasma after branched chain enriched mixture supplementation in mice
Branched chain amino acid (BCAA) supplementation is a recently identified strategy to promote longevity in mice. A proteomic approach was used to identify proteins which are differentially expressed in the ser...
Citation: Journal of the International Society of Sports Nutrition 2013 10:19 -
Effects of sweet cassava polysaccharide extracts on endurance exercise in rats
Sweet cassava tubers have abundant carbohydrates consisting of monosaccharides and polysaccharides. In addition, polysaccharides extracted from plants improve sports performance, according to recent studies. W...
Citation: Journal of the International Society of Sports Nutrition 2013 10:18 -
The influence of commercially-available carbohydrate and carbohydrate-protein supplements on endurance running performance in recreational athletes during a field trial
It is recommended that endurance athletes consume carbohydrate (CHO) supplements, providing 6-8% CHO concentration, during exercise > 60 minutes to improve athletic performance. Recently research has compared ...
Citation: Journal of the International Society of Sports Nutrition 2013 10:17 -
Multiday acute sodium bicarbonate intake improves endurance capacity and reduces acidosis in men
The purpose was to investigate the effects of one dose of NaHCO3 per day for five consecutive days on cycling time-to-exhaustion (Tlim) at ‘Critical Power’ (CP) and acid–base parameters in endurance athletes.
Citation: Journal of the International Society of Sports Nutrition 2013 10:16 -
The effects of peppermint on exercise performance
Enhancing athletic performance is a great desire among the athletes, coaches and researchers. Mint is one of the most famous natural herbs used for its analgesic, anti-inflammatory, antispasmodic, antioxidant,...
Citation: Journal of the International Society of Sports Nutrition 2013 10:15 -
Influence of carbohydrate ingestion on salivary immunoglobulin A following resistance exercise
Heavy exercise stresses immune function, however carbohydrate (CHO) supplementation has been shown to attenuate the decline in some measures of immune function after exercise. The purpose of the study was to i...
Citation: Journal of the International Society of Sports Nutrition 2013 10:14 -
Annual acknowledgement of manuscript reviewers
The editors of Journal of the International Society of Sports Nutrition would like to thank all our reviewers who have contributed to the journal in Volume 9 (2012).
Citation: Journal of the International Society of Sports Nutrition 2013 10:12 -
Cashew apple juice supplementation enhanced fat utilization during high-intensity exercise in trained and untrained men
Exercise training is known to increase fat utilization during exercise. Diets containing antioxidants and branch chain amino acids (BCAAs) are also reported to have potential effects on fat utilization. Cashew...
Citation: Journal of the International Society of Sports Nutrition 2013 10:13 -
Changes in hydration status of elite Olympic class sailors in different climates and the effects of different fluid replacement beverages
Olympic class sailing poses physiological challenges similar to other endurance sports such as cycling or running, with sport specific challenges of limited access to nutrition and hydration during competition...
Citation: Journal of the International Society of Sports Nutrition 2013 10:11 -
Effect of folic acid supplementation on homocysteine concentration and association with training in handball players
Strenuous physical activity can alter the status of folic acid, a vitamin directly associated with homocysteine (Hcy); alterations in this nutrient are a risk factor for cardiovascular disease. Handball player...
Citation: Journal of the International Society of Sports Nutrition 2013 10:10 -
Nutrient intake, serum lipids and iron status of colligiate rugby players
There are two main playing positions in rugby (backs and forwards), which demonstrate different exercise patterns, roles, and physical characteristics. The purpose of this study was: 1) to collect baseline dat...
Citation: Journal of the International Society of Sports Nutrition 2013 10:9