presentationnon?acidic formulation. a clear coated yellow oval tablet. each tablet delivers: vitamin c 500mg calcium 77mg tableted with: calcium ascorbate (providing vitamin c and calcium) cellulose tricalcium phosphate modified starch hydroxypropyl cellulose anti-caking agents (silicon dioxide & magnesium stearate) tablet coating (hydroxypropyl methylcellulose glycerine) stearic acid. disintegration time less than 1 hour. suitable for vegetarians.usage & administration 1 to 4 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.