AllKiDz® Vitamin D3 Drops are specially formulated for infants and toddlers to support the normal absorption of calcium and the development of strong, healthy bones and teeth. Each 0.25 mL serving delivers 400 IU (10 mcg) of vitamin D3 (cholecalciferol), the preferred form for its superior absorbability and efficacy. The drops are naturally formulated in organic extra virgin olive oil, ensuring a gentle and effective supplement for your child.