L-Arginine Analysis L-Arginine is a known as conditionally essential amino acid and an important building block. It is a dietary supplement implemented by athletes for boosting performance and body builders to enhance results from the gym. Those are not the only segments of the supplement industry that take advantage of L-Arginine. It is included in formulas to boost the immune system, reduce blood pressure, and address diabetic symptoms. L-Arginine is said to promote the cardiovascular system, reduce erectile dysfunction, and enhance kidney function. Absorption seems to be the most important element when considering L-Arginine. That which is incorporated into supplements is manmade; however, there are many of foods that offer this amino acid. These foods are often recommended to patients suffering from memory issues such as dementia. This assessment is to address the claims that supplement companies make about the efficacy of L-Arginine. Below the facts are laid out to reveal the truth.