L-Arginine Supplementation Enhances Exercise Tolerance?

In a recently study which included just 9 recreationally active males, researchers studied the effect of acute ingestion of l-arginine supplementation on high-intensity exercise tolerance (Bailey et al, 2010). L-arginine is an amino acid. The subjects who were between the ages of 19-38 years of age consumed a beverage either consisting of 6g of l-arginine…

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Does Beta-alanine Improve Athletic Performance?

Beta-alanine is a naturally occurring amino acid that has some potential benefits to athletes as it is involved as a rate-limiting precursor of carnosine and has been accepted has an effective physiological hydrogen ion (H+) buffer.  In contrast, beta-alanine is not involved as a precursor of proteins.  Carnosine is  often used in ‘anti-aging’ supplements. One…

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