Sense vigor comes in a pack of 30 capsules and is aimed at male sexual function. Ashwagandha helps male sexual function. Zinc contributes to normal fertility and reproduction, as well as to the maintenance of normal testosterone levels. Its formula includes Enostim™ (with sulfites), L-Arginine base, dry Ashwagandha extract (Withania somnifera, root), dry Tribulus extract (Tribulus terrestris L., fruit) and zinc in the form of zinc oxide. The stated daily amounts are: Enostim™, 300 mg; L-Arginine base, 100 mg; dry Ashwagandha extract, 100 mg; dry Tribulus extract, 65 mg; and zinc, 10 mg. Directions for use: take 1 capsule a day before going to bed. It is a vegan product and contains sulfites. Not recommended during pregnancy, breastfeeding or for children under 12 years of age.