Each Serving Includes Vegetarian omega-3 ALA (aka one of the "good fats") from organic flaxseed oil. Probiotic* (Bacillus subtilis) to keep tiny tummies happy by supporting normal digestion.* (1BILLION CFU) Vitamin D3, our body's preferred form of vitamin D, to help your child build strong bones and teeth. (800 IU) Methylcobalamin, the superior form of B12, to help your child's immunity and energy production. Zinc supports healthy bones, normal immune function,* and good health and development. (1.5mg)