Unverified80% confidenceDecision RuleTime unknown
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%
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Unverified缬草根提取物对焦虑型入睡困难有镇静作用,但需连续服用2-4周才显效,起效慢,急性失眠不适用,且有明显草药味需接受度90% similarUnverified日间抗焦虑/专注需求选100-200mg即可,且此剂量不会引起嗜睡;助眠场景需200-400mg,单次不建议超过400mg(研究安全剂量上限约400-900mg/天)90% similarUnverified褪黑素类助眠产品建议从0.5-1mg低剂量起,成人研究显示0.5mg与5mg入睡效果无显著差异,高剂量反而增加次日嗜睡和头痛风险88% similarUnverified改善日间焦虑/专注不困倦推荐100-200mg单次剂量,改善入睡困难推荐200-400mg睡前服用;单次超过400mg并无额外助眠增益,反而增加个体嗜睡副作用风险88% similar
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