Free Amino Acids with Magnesium & l-Carnitine is primarily for individuals involved in strength and endurance training, especially for times of physical activity, stress and recovery. Amino acids are building blocks of protein that help develop, build and maintain solid muscle tissue. Twenty amino acids are needed by the body to make proteins, 12 of which the body manufactures. The other eight essential amino acids must be supplied in the diet. The eight essential amino acids in this product are formulated to meet the Food and Agricultural Organization/World Health Organization (FAO/WHO) amino acid pattern that helps ensure the most efficient use of amino acids by the human body. Combine this amino acid formula with physical activity and good nutrition to support muscle strength and endurance. L-Carnitine helps transport fatty acids into the mitochondria, where they are burned for energy. Magnesium acts as a cofactor to help activate enzymes necessary for carbohydrate and amino acid metabolism. Whether you re an athlete or body builder, whether you re physically active or simply need amino acid supplements, this formulation helps support your workout program. Typical analysis of amino acids per two-tablet serving: Ingredients mg l-Lysine 90 l-Histidine 16 l-Arginine 22 l-Aspartic acid 88 l-Threonine 56 l-Serine 41 l-Proline 45 l-Alanine 44 Glycine 16 l-Glutamic Acid 140 l-Cystine 21 l-Valine 70 l-Methionine 29 l-Isoleucine 56 l-Leucine 100 l-Tyrosine 30 l-Phenylalanine 56 l-Tryptophan 14 l-Carnitine 100 Magnesium aspartate 100 Magnesium oxide 150 Essential amino acids formulated to meet the FAO/WHO amino acid pattern. This supplement contains no sugars, artificial colors, flavors, preservatives, starch, soy, yeast or wheat products. Take 2 tablets with a meal three times daily in addition to your daily multiple vitamin and mineral supplement.