Vitamin D For Kids 400 IU LiquidVitamin D plays a dual role as both a vitamin and a hormone that stimulates the body to absorb calcium. Vitamin D, calcium, and phosphorus are needed to keep bones strong. This is expecially important for children"s growing bones. Without vitamin D, even a diet adequate in calcium will not help as the body needs vitamin D to absorb calcium.*Suggested Use (as a dietary supplement): Infants, children and adolescents 0 and up: 1 drop (0.03 mL) 1–2 times daily or as directed by your healthcare professional.Warnings: Keep out of reach of children. As with all dietary supplements, consult your healthcare professional before use. See product label for more information. Shake well before using.