Written by Joyce Smith, BS. In this study of 50 college-aged healthy men, those who took 1.5 g or 3 g of arginine plus 300 mg of grape seed extract significantly increased their physical working capacity by 22.4% and 18.8% respectively while there was no change for...
Study Suggests HMB may Benefit Endurance Athletes
Written by Greg Arnold, DC, CSCS. Supplementation with HMB significantly increased lung capacity and endurance, and decreased body fat in participating athletes compared to the control group. HMB, also known as beta-hydroxy-beta-methylbutyric acid, is a breakdown...
Amino Acid Combination Improves Blood Vessel Function in the Elderly
Written by Greg Arnold, DC, CSCS. Supplementation with HMB, glutamine, and arginine for 6 months saw a significant 27% improvement in flow-mediated dilatation among the supplement group compared to no change in the placebo group. Aging is associated with a decline in...
L-Citrulline Found to Improve Exercise Performance
Written by Greg Arnold, DC, CSCS. Citrulline supplementation during a cycling test significantly improved blood pressure, blood oxidation, and time to exhaustion by 13.9%, 8.9%, and 12.6% respectively compared to arginine or placebo. When athletes seek natural ways...
Carnitine For Endurance
Written by Chrystal Moulton, Staff Writer. In research on 26 professional soccer players, those taking carnitine had significantly less build up of lactic acid, a sign of muscle fatigue, in endurance exercises. Achieving top performance in the most natural,...
Betaine Shows Muscle Health Benefits for Men
Written by Greg Arnold, DC, CSCS. Betaine increased muscle mass in weight lifters, decreased body fat by 18%, increased lean body mass by 2.6% and work volume (sum of the pounds lifted multiplied by the number of repetitions). Having proper muscle mass is crucial to...
Melatonin, B-Vitamins and Amino Acids Show Promise for Reflux Disease
Written by Greg Arnold, DC, CSCS. All of the 176 gastroesophageal disease patients who took a supplement with melatonin, tryptophan, vitamin B12, methionine, vitamin B6, betaine and folic acid experienced cessation of GERD symptoms. Gastroesophageal Reflux Disease...
Metabolic Syndrome and L-Arginine
Written by Jessica Patella, ND. Mice supplemented with L-Arginine were 34% more glucose tolerant than those not supplemented. Metabolic Syndrome is a cluster of signs that increase the risk of heart disease, stroke and diabetes (2). The cluster includes three or more...
Decreasing the Risk of Heart Disease in Healthy Adults
Written by Jessica Patella, ND. A review of human studies showed that supplementation with betaine was associated with a 5 to 8% reduced risk of heart disease and 10-15% reduced risk of stroke. Homocysteine is an amino acid that has been associated with cardiovascular...
Branched Chain Amino Acids Help Muscle Recovery
Written by Greg Arnold, DC, CSCS. Men given 20 grams of branched chain amino acids had 50% less muscle soreness after drop-jump testing. When muscles are used during exercise, they go through a range of motion that has them constantly lengthening (eccentric...
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