presentationa white coated round tablet. each tablet delivers: % nrv* iodine 150?g 100 *nrv = nutrient reference value tableted with: calcium carbonate microcrystalline cellulose tablet coating (hydroxypropyl methylcellulose glycerine) anti-caking agents (silicon dioxide & magnesium stearate) stearic acid. disintegration time less than 1 hour. suitable for vegetarians and vegans.usage & administration1 to 2 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 none known at recommended usage. storage instructions to be stored in a cool dry place and protected from light.legal category food supplement.