workout supplements for men testosterone - AMINO ACIDS EXTRA STRENGTH 1000MG - l-tyrosine supplement - 2 Bottles 200 Capsules AMINO ACIDS EXTRA STRENGTH 1000MG: Amino acids are the basic building blocks of the body. They are also sources of energy, like fats and carbohydrates. However, amino acids are structurally characterized by the fact that they contain nitrogen, whereas fats and carbohydrates do not. Therefore, only amino acids are capable of forming tissues, organs, muscles, skin and hair. Our formula contains: L-Leucine, L-Arginine, L-Theonine, L-Lysine, L-Glutamine, L-Alanine and more... CHOLESTEROL LEVEL IMPROVEMENT: The cholesterol-lowering effects of the three amino acids L-arginine, L-carnitine and Taurine are demonstrated by a significant number of research studies. Also L-arginine and L-carnitine, zinc, magnesium, chromium and omega-3 can be beneficial for better blood-sugar regulation. MOOD ENHANCEMENT VITAMINS: Amino acid L-tryptophan and 5-hydroxytryptophan (5-HTP) form the key building block of serotonin, the neurotransmitter that protects against anxiety and depression. Supplements have been found helpful for support healthy mood and fight off depression. MUSCLE PUMP PRE WORKOUT: The primary reason that people turn to amino acid supplements, though, has to do with muscle growth. Leucine, in particular, has been shown to regulate and improve muscle protein synthesis after exercise. Stimulated by the stress of your workout and encouraged by the jolt of leucine, then, your muscles will have everything they need to grow and be better prepared for your next workout.