Product Description Metagenics E-400 Selenium combines natural-source vitamin E (268 mg) with 50 µg of selenium in a single tablet to provide potent antioxidant support for cellular health, tissue integrity and overall wellness. The formula also includes calcium (97 mg) and phosphorus (74 mg) to round out structural and metabolic support.This product is vegetarian-friendly, non-GMO and gluten-free—suitable for adults seeking high-quality micronutrient supplementation. Directions for Use Adults: Take 1 tablet daily with a meal, or as directed by your healthcare practitioner. Store in a cool, dry place; keep out of reach of children. Consult your healthcare practitioner before use if you have cardiovascular disease, diabetes, cancer (especially non-melanoma skin cancer), are pregnant or nursing.