24/case directions: for adults, add 2/3 teaspoon (2.71g) mixed in water or juice once daily, preferably with a meal. Serving size: 2/3 teaspoon (2.71g) ingredients: vitamin c (as ester-c calcium ascorbate) 1,500 mg (1.5g) calcium (as ester-c calcium ascorbate) 235 mg citrus bioflavonoids complex 150 mg citrus bioflavonoids (from lemon peel)(citrus limon), naturally occurring vitamin c metabolites 100% vegetarian/non-gmo 07/20/17