Pure Kidz Vitamin D Spray delivers 400 IU of Vitamin D (Ergocalciferol) per spray. Vitamin D is especially important for growth and development of bones and teeth in children. Vitamin D helps prevent type 2 diabetes, heart disease, hypertension, osteoporosis, breast cancer, colon cancer, and ovarian cancer. Vitamin D also helps keep your bones and teeth strong and healthy, regulates the growth and activity of your cells and reduces inflammation. Sprays are known to be more effective in activating the saliva glands than capsules, pills, or lozenges. This allows the Vitamin D to enter the bloodstream quickly and efficiently. Other forms absorption rates are not equally effective. You may need to supplement with Vitamin D if you have bone pain and or soft bones, frequent bone fractures, bone deformities or growth retardation in children, lack of exposure to sunlight for any reason, including geography, use of sunscreen, or wearing of protective clothing. Vitamin D is a fat soluble vitamin that also acts like a hormone. Vitamin D is required for the absorption and utilization of calcium and phosphorus for strong bones. Vitamin D is especially important for growth and development of bones and teeth in children. Vitamin D protects against weak muscle and regulates heartbeat and helps regulate immune system activity. The Vitamin D found in our food sources is not yet fully active. It must first be converted by the liver and kidneys to become fully activated. Those with liver or kidney diseases are at higher risk of osteoporosis. All Pure Kidz products are made to ensure quality, to be absent of known food allergens, ease of use and add to the nutritional foundation for your child. Pure Kidz D3 Spray tastes great with no artificial colors or sweeteners added. For the health of your kids, Pure Kidz Vitamin D Spray does not contain any dairy, egg, sugar, corn, yeast, wheat, soy, or gluten.