The Energy Supplements Maximum Potency Guaranteed Standardized Botanical Supplement With Saw Palmetto, Pygeum & OptiZinc Enhanced with Prosterol & Lycopene Prescription Quality Gluten Free Herba Shield Hypo-Allergenic Nutritional Support for a Healthy Prostate Gland. A growing number of men are discovering the healthful properties of herbs and nutritional cofactors. Nature's Plus Herbal Actives ProstActin is a uniformly standardized dietary supplement designed to nutritionally support a healthy prostate gland. Each capsule supplies a precisely calibrated formulation that synergistically combines standardized saw palmetto, pygeum and pumpkin seed oil with OptiZinc and vitamin E. Guaranteed Maximum Potency: Each Herbal Actives formula is scientifically standardized to the highest level of active principles. HerbaShield: An exclusive purity and safety system including light-resistant bottle, airtight inner seal, moisture-absorbing packet, tamper-evident safety cap and tamper-proof full bottle seal.