Niacin (from Niacinamide), Vitamin B6 (from Pyridoxal-5-Phosphate), Vitamin B12 (from Methylcobalamin), Zinc (from Zinc Citrate), Test WORx® Proprietary Blend: Tribulus Terrestris Extract, Maca Root Power(Lepimedium meyenii), Stinging Nettle Leaf Powder (Urtica dioica), Eurycoma Longifolia Root Extract (LJ100®), L-Arginine HCI, Plant Cellulose (vegetable capsules), Organic Rice Concentrate