About This Easy-to-swallow capsules deliver 1,500 mg of L-Citrulline for maximum results L-Citrulline is shown in clinical studies to help support healthy blood flow and circulation, boost flow-mediated dilation (a direct marker of nitric oxide bioavailability) and increase performance at the gym Developed by the #1 men's brand in GNC, Nugenix Essentials L-Citrulline is made without harmful fillers. Nugenix Essentials L-Citrulline can be stacked with any member of the Nugenix family of products for even harder-hitting benefits Nugenix supplements are made in the USA using premium ingredients carefully sourced from the U.S. and around the globe Overview Brand : Nugenix Flavor : Unflavored Primary Supplement Type : L-Citrulline Unit Count : 60 Count Item Form : Capsule Item dimensions L x W x H : 2 x 2 x 4 inches Special Ingredients : L-Citrulline Product Benefits : Circulation Support Number of Items : 1 UPC : 678829000084