MONEY BACK GUARANTEE: At Swanson, we guarantee that every health product is made from the purest, freshest nutrients. If you aren't satisfied with any product(s) purchased within the last 30 days, return the unused portion to us for a full refund. OUR QUALITY COMMITMENT: For nearly 50 years, Swanson has delivered science-backed health products worldwide. Each wellness supplement is made in our GMP certified facilities, and our purity and potency testing includes independent third-party labs. DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one tablet per day with food and water. PROMOTES OPTIMAL ABSORPTION: This zinc gluconate form supports optimal absorption for enhanced wellness. Each tablet delivers 30mg of zinc as a great way to replenish your body's stores of this essential mineral. IMMUNE, VISION, & PROSTATE SUPPORT: Swanson's premium zinc gluconate tablets are a readily absorbable supplement containing natural elemental zinc. This powerful mineral supports enhanced vision, prostate, and immune health support.