Essential Amino Acid Lysine is an essential amino acid. This means that the human body cannot produce L-Lysine and this important amino acid must be obtained from dietary intake. For years, lysine has been considered in the treatment of herpes and cold sores, and more recently, has been attracting attention as a possible addition to …

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An Amino Acid That Helps With Fat Loss 1. What is it and where does it come from? L-carnitine is very similar to the nonessential amino acid carnitine. It performs some of the same functions, such as helping metabolise food into energy. L-carnitine is synthesised in the body from the amino acids lysine and methionine. …

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