presentationa white coated oval tablet. each tablet delivers: magnesium (as citrate) 150mg tableted with: modified starch cellulose hydroxypropyl methylcellulose crosslinked cellulose gum tablet coating (hydroxypropyl methylcellulose glycerin) silicon dioxide stearic acid magnesium stearate. disintegration time less than 1 hour. suitable for vegetarians.usage & administration1 to 3 tablets daily.other information allergen advice see presentation section for ingredients listed in bold. the following list of allergens are excluded: wheat barley soya eggs milk (and milk products) lactose nuts sulphites celery fish shellfish yeast and gluten containing ingredients.cautions over 400mg of magnesium may cause mild stomach upset in sensitive individuals.storage instructions to be stored in a cool dry place and protected from light.legal category food supplement.