Selenium is an important trace element within the body, a powerful antioxidant contributing to the protection of cells from oxidative stress and contributing to healthy hair, nails, immune and thyroid function. Lindens Selenium 100mcg and Zinc Tablets provide a full 182% NRV dose of Selenium, and are fortified with zinc, which contributes to healthy hair, skin, nails and bones to push the nutritional benefit of this supplement even further. With Lindens, you can expect: An established UK manufacturer based in Yorkshire ISO 9001 Certified for Quality Management Systems Dedication to excellence, innovation and satisfaction Resealable, light-proof, foil-fresh pouch packaging The Lindens label: your guarantee of authenticity