Does L-Arginine Increase Growth Hormone Levels?

Market research suggests that l-arginine is a very popular amino acid supplement among male students.  L-arginine is a conditionally essential amino acid that’s involved in several metabolic pathways.  Accordingly, a typical western diet provides approximately 3-6 g of l-arginine per day [1]. L-Arginine and Growth Hormone For athletes, two of the most important pathways include… Read More

Dietary Leucine for Resistance Training?

Leucine is an essential/branched-chain amino acid which has been gaining considerable research attention lately for its potential performance-enhancing or ergogenic effects.  In particular, researchers have been interested in its ability to promote muscle synthesis as well as to reduce muscle loss during dieting. Like many supplements that have their roots in animal studies, translating these… Read More

Chocolate Milk Improves Recovery and Athletic Performance?

Competitive athletes need to recover quickly from bouts of training as well as competition to prepare for subsequent events. Studies have shown that postexercise consumption of carbohydrates and protein results in better recovery than consumption of carbohydrates alone. Read More

Branched-Chain Amino Acids Lower Your Risk of Obesity?

With the recent buzz surrounding the obesity epidemic, particularly in developed nations with the Americans leading the way, people are starting to look closer at dietary factors that affect their weight. Branched-chain amino acids, of which there […] Read More

Intermittent Fasting, Whey Protein, and Weight Loss?

For those of us who’re looking to lose weight, a recent study published in the British Journal of Nutrition might offer some hope.  Losing weight is never easy as it requires a lifelong commitment to changes in dietary habits as well as activity level. Years ago, I read a book by Greg LeMond, the former… Read More

Does Dietary Nitrate from Beetroot Juice Improve Athletic Performance?

Competitive athletes are always looking for an edge. As someone who used to compete in sports such as bicycle racing, swimming, and cross-country skiing, I used to spend countless hours reading about nutrition and ergogenic supplements. Though there can be certain risks associated with it and I wouldn’t recommend it… Read More

Glycine Propionyl-L-Carnitine and Athletic Performance?

Both exercise enthusiasts and competitive athletes are often looking for ways to improve their athletic performance and shed body fat.  In most cases, this involves optimizing their training methods and nutrition.  Some also look towards nutritional or dietary supplements to help. One common target for potentially improving athletic performance involves increasing blood flow to muscles… Read More