Solgar has been crafting nutritional supplements for generations? in fact over 65 years. And? just like all Solgar supplements? U-Cubes? benefit from all the science and knowledge behind the Solgar name. Each serving of these tapioca-based gummies provides 150% DV (600 IU) of Vitamin D3 for children 4 years and older and 75% DV (300 IU) for children 2 and 3 years of age... and naturally? they are Non-GMO. Like everything at Solgar? U-Cubes? are manufactured in batches that ensure the highest quality product and are rigorously tested for safety and potency? but never animal tested. The result A great tasting multivitamin that U can be sure is great for your children. Pediatrician Recommended level of Vitamin D 600 IU