Sona Magnesium Tablets 250mg (120). Sona Magnesium is made with the highest quality Magnesium oxide. Each tablet provides 250mg of elemental magnesium per tablet which contributes to the reduction of tiredness and fatigue, normal energy metabolism, muscle contraction and neurotransmission (including heart muscle), protein synthesis, electrolyte balance, cell division, the maintenance of bones and teeth and normal psychological functions.. How to use. Adults: Take ONE tablet daily with the main meal of the day or as directed by your health professional. Do not exceed recommended dosage. Store at ambient temperature below 25°C, out of direct sunlight. Keep out of reach of children. A supplement is not a replacement for a healthy diet.. Ingredients (per tablet). Amount. %NRV. Magnesium. 250mg. 67%. Ingredients. Magnesium oxide, Bulking agent (Cellulose), Cross linked cellulose gum, Anti-caking agent (Silicon dioxide, Vegetable magnesium stearate), Cellulose coating, Colour (Titanium dioxide).