Premium Quality You Can Trust: Selerb’s NADGENIE is made in the USA with globally sourced, non-GMO ingredients. Free from gluten, soy, dairy, and artificial additives. Supports Healthy Oxygen Flow: Formulated with L-Arginine, L-Citrulline, and adaptogenic herbs like Maca Root and Ashwagandha, this blend supports your body’s natural nitric oxide production.