kiddivit baby calcium liquid drops with vitamin d3 & k2-24 daily servings, 4 fl oz (120 ml) - inulin fortified (prebiotic, dietary fiber) - sugar free, gluten free, vegetarian friendly kiddivit kiddivit baby calcium was meticulously formulated with calcium, vitamin k2, and vitamin d3 for strong and health bone growth.* each bottle is packed with high quality ingredients for potency and efficacy. each serving contains 130 mg of calcium (as calcium citrate), 1.25 mcg of vitamin k2 (as menaq7 menaquinone, mk-7, and 200 iu of vitamin d3.