Unverified85% confidenceDecision RuleTime unknown
日常保健剂量选100-400 IU即可,长期每日超过400 IU(约268mg)可能增加出血风险,超过1000 IU属高剂量需医生指导
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Unverified日常保健补充选择100-400IU即可,无需盲目追求高剂量;成人可耐受最高摄入量约为1000mg/天(约1500IU天然型),长期过量可能增加出血风险87% similarUnverified日常保健选100-268IU(约67-180mg)即可满足需求;400IU以上属于治疗性剂量,应在医生指导下使用85% similarUnverified长期每日超过400IU(尤其800IU以上)不建议,高剂量维E可能增加出血风险,多项研究显示对健康人群无额外获益反而可能有害83% similarUnverified400IU属于中高剂量,日常抗氧化保健通常100-200IU即可满足;长期摄入400IU及以上剂量存在争议,部分研究提示可能增加全因死亡风险,需权衡个人健康状况81% similarUnverified剂量越高(如10000 IU)越不适合长期无监测服用,会累积致高钙血症;纯维持用户选1000-2000 IU分次或每日更安全,别盲目追高剂量80% similar
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