Nova Scotia Organics Children's Chewable Vitamin C has every single thing you want in a C Vitamin for your kids: 100% Of the daily value, made exclusively from plant sourced ingredients.  It's gluten free, GMO free, chemical free, and it's USDA Certified Organic. With real blueberries, real raspberries and real pineapple. As a result, it includes bioflavonoids that act as natural 'buffers' to avoid stomach upset common with synthetic Vitamin C.