Magnesium is a hugely important mineral in the body, contributing to the reduction of tiredness and fatigue, electrolyte balance, normal nervous, psychological and muscle function, normal bones, teeth, electrolyte balance and energy yielding metabolism. Lindens Magnesium Tablets each contain 500mg of magnesium oxide (MgO) yielding 300mg elemental magnesium in an easy swallow, convenient tablet. 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