Vitamin D3 (Pediatric)
Growth, Immunity & Bone Development
🌿 Vitamin D3 (Pediatric)
AAP recommends 400 IU D3 daily for all breastfed infants. Deficiency linked to increased infections, asthma, and poor bone development. Most children are insufficient.
✅ 主要功效
📋 使用方法
Infants: 400 IU drops daily. Ages 1-8: 600-1000 IU daily. Ages 9+: 1000-2000 IU daily. Test levels annually.
⚠️ 安全与注意事项
Don't exceed 4000 IU/day for children without testing. Test 25-OH vitamin D levels.
☠️ 毒性与过量风险
Vitamin D toxicity in children causes hypercalcemia — symptoms include nausea, vomiting, poor appetite, constipation, weakness, and kidney damage. The upper limit is 1000 IU/day for infants, 2500 IU for ages 1-3, and 3000 IU for ages 4-8. Chronic over-supplementation can cause growth retardation and calcium deposits. Always test blood levels before high-dosing.
📢 免责声明: 本内容仅供教育目的，不构成医疗建议。请始终咨询合格的医疗专业人员。