Unverified82% confidenceDecision RuleTime unknown
缬草（Valerian）根提取物是助眠证据最强的草本之一，有效剂量单次需300-600mg，选购时优先看标注缬草含量而非仅有成分名，含量过低（＜100mg）基本无实际助眠作用
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Unverified缬草根(Valerian)含量≥300mg/袋才具有临床验证的助眠效果，低于此剂量多为香气添加，睡前1小时冲泡最佳88% similarUnverified缬草(Valerian)提取物助眠强度最高，临床有效剂量为300-600mg/次，但气味类似臭袜子，敏感人群难接受；追求温和助眠优先选洋甘菊，深度助眠困难才选缬草87% similarUnverified缬草根(Valerian)有效助眠剂量为每份300-600mg干燥提取物，市售茶包多数每袋仅含1-2g原草，实际缬草含量偏低，助眠需求强者应选标注缬草根含量或复配缬草提取物的产品87% similarUnverified改善焦虑失眠可选含缬草提取物（Valerian）的产品，睡前有效剂量300-600mg，但其起效需连续服用2-4周，并非速效镇静，购买时应看是否标注缬草酸含量≥0.8%84% similar
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