Unverified90% confidenceCautionTime unknown
剂量为1000IU,对于医生建议每日补充2000-5000IU的严重缺乏者,需每天服用多粒,性价比较低
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90%
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Long-term
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Unverified单粒剂量约100IU,属于低剂量补充,适合日常保健但不适合需要高剂量治疗性补充的人群(如医嘱400IU以上)89% similarUnverified日常预防性补充选1000-2000IU/天即可满足大多数成人需求;5000IU属于纠正缺乏的短期高剂量,不建议在未检测血清水平的情况下长期每日服用87% similarUnverified日常预防性补充选1000-2000IU/天即可,5000IU属于纠正性剂量,仅在检测确认严重缺乏(血清25(OH)D<20ng/ml)时短期使用,不建议长期无监测服用87% similarUnverified每滴仅1000IU,若医生建议每日补充2000-5000IU以纠正缺乏,需多滴使用,不如高剂量胶囊方便且单位成本更高86% similarUnverified日常维持剂量1000-2000IU/天适合大多数成人;已确诊缺乏(血25(OH)D<20ng/ml)可短期用5000IU纠正,但5000IU不建议长期无监测服用86% similar
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