Ditamin BabyVit Liquid Vitamin D3 (400IU/Drop) - Optimal Bone Health Supplement for Infants. ‣ Provides essential Vitamin D3 for bone and immune system support. ‣ Easy-to-administer liquid drops. ‣ Formulated specifically for infants. SUGGESTED USE: Administer 1 drop daily. Can be given directly or mixed with milk or food. INGREDIENTS: Vitamin D3 (Cholecalciferol).