Unverified85% confidenceDecision RuleTime unknown
缬草根提取物需选择标准化到0.8%缬草酸(valerenic acid)的规格,日剂量需达到300-600mg干燥提取物才具临床助眠效果,低于300mg基本无效
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Unverified缬草根提取物需选择标准化到0.8%缬草酸(valerenic acid)的产品,且单次剂量300-600mg才具助眠证据支持,低于300mg多为无效添加95% similarUnverified缬草提取物助眠需选择标准化至0.8%缬草酸(valerenic acid)的产品,有效剂量为300-600mg/次,低于此浓度或未标注标准化含量的产品通常疗效不确定95% similarUnverified缬草根提取物有效剂量为300-600mg(标准化含0.8%缬草酸),低于300mg难以产生助眠效果,选购时看标签是否标注valerenic acid百分比93% similarUnverified缬草提取物助眠有效剂量为每日300-600mg标准化提取物(含0.8%缬草酸),低于300mg临床证据不足,选购时需看标注是否达到有效剂量而非仅看总重量91% similarUnverified褪黑素含量为1.5mg/2粒(即每粒0.75mg),属于低剂量,对需要3-5mg以上剂量才有效的重度入睡困难者可能效果不足80% similar
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