presentationa clear coated beige speckled oval tablet. each tablet delivers: ester-c? 650mg vitamin c 500mg tableted with: cellulose calcium carbonate hydroxypropyl cellulose tablet coating (hydroxypropyl methylcellulose glycerine) anti-caking agents (silicon dioxide & magnesium stearate) stearate acid. disintegration time less than 1 hour. suitable for vegetarians and vegans.usage & administration 1-3 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 1000mg of vitamin c 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.