Endure DX Perpetual Energy enhances energy and endurance, reduces muscle fatigue and enhances recovery. Endure DX Perpetual Energy is Gluten-Free and Vegan Friendly. The key ingredients in Endure DX are available in every day foods like whole grains, spinach and beets or already in you, naturally. Endure DX contains zero sugar, zero calories and zero stimulants. DynamiserTM is our proprietary formula featuring 250mg of thermally stable microencapsulated Oxaloacetic Acid per serving. Oxaloacetic Acid, also known as Oxaloacetate or OAA, happens to be a key component of the Tricarboxylic Acid Cycle, (also known as the Citrus Acid Cycle or the Krebs cycle), a complex series of chemical reactions that ultimately generate huge quantities of usable energy called Adenosine Tri-phosphate (or ATP) for muscle cells. Betaine is another ingredient which has been scientifically proven to improve strength, energy, and power in humans. Natur-ele contains a broad spectrum of naturally occurring organic molecules, trace minerals and humic acid which increase both cellular hydration and the absorption of nutrients necessary for energy and stamina. Endure DX was created to help endurance athletes achieve optimum performance. Cycling, paddling, running, swimming, triathlons or whatever your extreme endurance sport, Endure DXTM Perpetual Energy will boost your energy level as you push towards your goals. During intense training, don"t just "hit the wall" with muscle burn and pain - BLAST through it with Endure DXTM a revolutionary performance formula for endurance athletes. Endure DXTM Perpetual Energy is vegan, gluten free, soy free, dairy free, made without nuts or nut byproducts.