What are Essential Amino Acids (EAA’s)? Amino Acids are complex chemicals that are the building blocks of protein. An Essential Amino Acid cannot be synthesised or created by the body and therefore must be supplied from the diet. Essential Amino Acids Benefits The main essential amino acids required by the body are Leucine, Isoleucine, Valine, Lysine, Phenylalanine, Threonine, Histidine, Methionine, and Tryptophan. This has 5000mg of Leucine per 15g serving which is higher than the standard whey protein and has zero fat and carbohydrates. Who are Essential Amino Acids Suitable for? Essential Amino Acids are recommended for anyone looking to increase their daily intake of amino acids. Please note that the labelling on this product is provided in English as a minimum. French, Italian, German, Spanish, Danish, Swedish and Finnish may also be present on a product by product basis.